EROS FABLE
Not a chatbot with a spicy system prompt — a real engine runs under the prose. Dice rolls, living NPCs, a world that keeps time, consequences that stick.
A text-based, AI-generated game with infinite possibilities. Live your fantasy, whatever it may be.
About the Game
Eros Fable is a text-based, AI-generated simulation role playing game with infinite possibilities. Unlike most games, where you experience worlds created by game designers, Eros Fable puts you on a starting scenario of your choosing with a protagonist of your making and lets you craft your own story through your interactions within the world.
The experience has a heavy focus on immersive realism, the world, npcs, your interactions etc are portrayed realistically for immersion. There is no bias for nor against you, the player. Your success is determined by your choices and chance through skill rolls.
Key Features
- Living NPCs Every character you meet has their own agenda, appearance and personality — plus a relationship score with you that rises and falls with every interaction. They can also be afraid of you, and it changes how they treat you.
- They Want You Too NPCs don't just react — they pursue. They flirt, court, proposition and make the first move based on their personality, desires and opportunity, and every advance stops at the decision point you control.
- Real Stakes The world can kill you. Non-fatal trauma knocks you out; truly fatal ones end the story on a death screen. NPCs die too — and full undo brings them back.
- Full-State Undo / Redo Rewind or redo whole turns with the entire world state — every NPC, every relationship, every pregnancy, every decision.
- Six-Attribute System Strength, Charisma, Agility, Intelligence, Endurance and Perception determine your success in most interactions. All your skills improve with use through an experience and level up system.
- A World That Keeps Time Every turn advances the clock based on what actually happens — minutes for conversation, hours for travel, whole nights for sleep — and days, dates, birthdays and seasons shape what you can do. Use the fast-forward mode to skip straight to payday, training and recovery.
- Pregnancy & Legacy Female protagonists and NPCs can become pregnant through your encounters. Nine months later the child is born — a real, living NPC who joins your world and grows with your story. All through a realistic system that tracks the ovulation cycles and determines pregnancy chance for all female characters.
- Explicit by Design Mature themes and explicit sexual content rendered in vivid, detailed and responsive prose with full player agency.
- Survival Mechanics You will have to take care of your body's physical needs or face the consequences, tracked through a realistic system that can be optionally disabled in settings.
- Saves That Stick Your stories auto-save after every turn and are bound to your account, stored in a partitioned storage engine that doesn't break on long adventures.
- Infinite Possibilities Every playthrough is a brand-new story. No bias, no restrictions. The game provides a starting scenario with your own created character, the rest of the story is yours to craft.
- Immersive Realism The game is built so you really feel what is like living in the skin of your chosen protagonist within their world.
How it Works
From signup to your first scene in a couple of minutes. Here's the whole pipeline:
Create your account
Sign up with your email and a 6-digit code. New accounts start with 100 free credits — 150 if you arrive through a friend's referral link.
Pick a world
Choose one of the 22 hand-crafted scenarios — or bring your own idea and let the AI improvise a world around it.
Make your protagonist
The scenario's suggested character is pre-filled with name, appearance, six attributes and background — tweak it or start with it as-is.
Write your story
Type what you want to do — or click one of the three suggested actions every turn ends with. The engine rolls, the world reacts, and the clock advances.
What to expect
Text only: the whole game is prose — there is no character art or rendering inside the game.
Account & connection: stories are generated on our servers, so you need an email account and an internet connection.
Adults only: explicit sexual content and mature themes (18+).
Credits: playing costs credits; they never expire and no subscription is required.
Scenarios
Every adventure starts somewhere. Eros Fable ships with a library of hand-crafted scenarios — complete worlds with their own rules, characters and flavor. Pick one and dive in, or let the AI improvise something entirely new. Players rate scenarios in-game from 0.5 to 5 stars, so the best ones float to the top.
Magical Campus & Erotic Parody
Pornwarts Wizard University
Freshman year at an enchanted boarding campus where a permanent enchantment — the Aura — leaves every student and professor more aroused, less patient, and quicker to shed than the syllabus allows: attraction strikes fast, professors openly proposition students, and seven real classes drift, under the haze, straight toward the bed. It is strongest in the dorms and after dark — exactly where you sleep. Enroll, protect your grades, and decide how much of your degree you are willing to spend.
Cyberpunk
Neo-Veridia: Sector 4
You arrive in Sector 4 of Neo-Veridia as a down-on-your-luck freelancer with one bag and no contacts — a concrete sprawl beneath corporate arcs where the megacorps own the lights, the gangs own the streets, and everything is for sale, including a night. Rent and neuro-suppressants drain your account daily, fixers demand collateral, and the pleasure brokers out in the neon want a piece of you, and not all of them ask. Land a job, survive the block, and decide what the city gets to buy first.
Modern Urban
Metropolis: Starting Over
You arrive in a four-million-person city with one suitcase and 180 Money, and the first stranger to take you in wants something back before morning. In this metropolis every couch, sublet, and favor has a price, and the cheapest ones are offered at night — a hookup, a sugar deal, a promotion, a body. Strangers will take you in, for a price, a favor, or a night you didn't agree to. Spend your 180 wisely, and decide what a safe place to sleep costs you.
Campus Life
Oakridge University: Freshmen Year
Orientation week at Oakridge University, and the semester is already underway: roommates who don't close doors, a study group that ends in the same bed, and a professor who knows your name already and is offering office hours that never end. The campus runs on a simple economy — grades for bodies, dares for beds, parties that end where they start — and nobody here asks twice. Earn your degree, keep your secrets, and decide what you are willing to trade for the rest.
Contemporary Erotic Thriller
Gilded Aviary
You are the Aviary's new accompanist — a broke musician hired to make three women's escalating degradations sound like art. Every spring its three 'Songbirds' compete in a month-long contest, each kept on stage by a debt, a secret, or a contract; the winner walks away free. You sit at the piano only feet away, and they must trust you through nights designed to break them. The Aviary pays well, records everything, and never lets anyone leave clean — decide whose name you will spend yours on.
Dark Mafia Romance
The Obsidian Vow
You were the price of a treaty: one Sarto heir married to Roman Bellandi, the man who owns Valmarra's docks, its judges, and half its bodies. Now you live inside the house of the family that ruined yours — with a husband who watches you like a debt coming due, a brother-in-law who wants you, and the missing half of your father's ledger hidden somewhere in the city.
Dark Romantic Thriller
The Watcher in the Pines
You came to Fallow Creek to write about a woman who vanished from this house nineteen years ago, and someone has already been inside it: things moved, windows closed, a note in careful capitals on your pillow. Your watcher is a real man with a real name in this town, and the thing he knows about June Calloway is the thing everybody here has agreed to forget.
Modern Family
Kinky Family
The Calloway household lives by one unspoken rule: everything in the house is shared — including bodies. As the family's youngest child and last virgin, you've just come of age in a mansion where every sibling, parent, and grandparent is vying for your first time — and their patience is finite. Hold out long enough and the courtship turns to conquest.
Cuckold/Incest
My Daughter's 18th Birthday!
Yesterday your daughter turned 18; today the party is over and it's just you, your cold and cheating spouse, and a house full of things left unsaid. A sexless marriage, a spouse who's been seeing someone else, and a daughter you can suddenly no longer look at as a child — every door is open: gifts, real money, threats, secrets, or sheer will.
Attributes
Every character in Eros Fable is defined by six attributes. They determine your success in most interactions — seduction, persuasion, combat, investigation, performance — and the AI constantly tests them. Spend your points wisely and grow through the consequences of your choices.
Strength
Raw physical power. Break down doors, win brawls, intimidate rivals — and leave an unforgettable impression.
Charisma
Charm, wit and presence. Persuade, seduce and lead. The most dangerous weapon in any world is a silver tongue.
Agility
Reflexes, grace and sleight of hand. Dodge a blade, pick a pocket, or move with the rhythm of the night.
Intelligence
Knowledge, strategy and quick wit. Crack codes, outthink rivals, win debates — and know exactly what to whisper next.
Endurance
Stamina, willpower and resilience. Push through exhaustion, resist temptation, and last far longer than your rivals expect.
Perception
Awareness and insight. Read body language, spot lies, and notice the details everyone else misses — before they matter.
NPC System
Every NPC in Eros Fable is a living character. Each one carries their own agenda — goals, desires and secrets they pursue with or without you — along with a detailed appearance and physical features described down to the last gesture. And every interaction changes the relationship. NPCs aren't passive either — they pursue, flirt and make the first move when their personality and opportunity allow, stopping at the moment you decide.
Relationship Score
From cold hatred to burning love, your score with each NPC grows, cracks and rebuilds with everything you do. Help a bartender with her debts and she might share more than a drink. Humiliate a rival and he will remember — maybe forever. The AI remembers who you were to each character and shapes every future scene around it.
Your choices move the marker in both directions — every scene, every line of dialogue counts.
Refer Friends & Earn Credits
Share the game, get paid in credits. Every player gets a personal referral link — find it in-game, in the Buy Credits window:
Friends Get More
Anyone who signs up through your link gets the usual 100 free credits plus a 50-credit referral bonus — 150 total to start.
A Cut of Every Purchase
You receive 20% of every credit purchase your friends make, delivered straight to your account.
Spend Milestone
The first time a friend spends 100 credits (free credits count), you get 50 free credits yourself.
Buy Credits
Eros Fable is free to download — you play with credits. Credits are spent as you play and never expire. No subscription is required to play.
500 Credits
Starter
1,000 + 150 FREE
+15% Bonus
2,000 + 600 FREE
MOST POPULAR (+30% Bonus)
5,000 + 2,500 FREE
High Value (+50% Bonus)
10,000 + 6,500 FREE
BEST VALUE (+65% Bonus)
Pay with email & payment method
Choose a package above, enter your email and pick a payment method — then click Pay on your package. Credits are delivered instantly. Crypto payments get 20% off. Patreon is a monthly subscription that adds bonus credits to your account every month.
Credit Card, Crypto (20% OFF) or Patreon payments supported. Patreon is a monthly subscription that grants bonus credits every month. Instant delivery to your account. 72-hour refund policy — refund proportional to the credits spent, no questions asked.
Download Center
Download the Game
Free to download on Windows, macOS, Linux and Android. Play is powered by credits.
Free Credits
check_circle New accounts get 100 free credits on first signup.
check_circle All accounts get 20 free credits every day.
FAQ
What content is restricted?
Only one thing: sexual content involving characters under 18 is never generated, and the game includes safeguards to prevent it. Absolutely everything else is allowed — there are no other restrictions.
How much does it cost?
Downloading is free. New accounts get 100 free credits, and every account gets 20 free credits every day (with an extra bonus on day 7 of every 7-day streak). You can top up with credit packs starting at $4.99. Credits never expire and no subscription is required.
Do I need to download the game?
No. You can play directly in your browser right from the site, or download the Windows, macOS, Linux or Android edition if you prefer a native app.
Do I need an account and internet?
Yes. Accounts are email-based (you verify a 6-digit code sent to your inbox) and stories are generated on our servers, so a connection is required. Your saves are bound to your account.
Can I get a refund?
Yes. There is a 72-hour refund policy — the refund is proportional to the credits you spent, no questions asked.
Terms of Service
Eros Fable is an adults-only (18+) experience. The game strictly forbids the generation of sexual content involving characters under the age of 18, and includes safeguards designed to prevent generating content involving minors (anyone under 18).
By playing the game, you agree to these terms and confirm that you will not attempt to circumvent, bypass or otherwise disable these restrictions or safeguards in order to generate sexual content involving minors.
Changelogs
02-10-2026 - Version 1.6.2 released:
- Inventory User Interface & Readability:
- Redesigned inventory list items into structured cards with clean vertical hierarchy, separating item headers, metadata, and lore descriptions.
- Item descriptions now wrap naturally with dedicated typography instead of being truncated into a single clipped line alongside item stats.
- Long item descriptions feature an interactive "Show more / Show less" toggle with a 2-line preview and desktop hover tooltips.
- Item metadata clearly displays item category, weight in kilograms, and monetary value with dedicated visual tags.
- Equipment System Streamlining:
- Removed non-functional item equipping and unequipping mechanics across the character sheet and action buttons.
- Eliminated equipment prompt injection to optimize LLM context token usage.
- Updated custom scenario creation tools to remove unnecessary equipment toggles from starting item configuration.
01-10-2026 - Version 1.6.1 released:
- NPC Codex Editing & Persistence:
- Resolved an issue where modifying character details in the NPC Edit modal failed to save to the NPC roster.
- Direct NPC edits now immediately update the character's profile, including name, gender, age, birth date, role, faction, appearance, personality, notes, virginity, sexuality, affinity, and fear.
- Explicitly toggling an NPC's virginity status to active virgin automatically resets historical deflowering records.
- Manual NPC profile changes, quick affinity and fear adjustments, and roster removals now synchronize with turn snapshots to prevent accidental rollback when using Undo.
- Full game auto-saves now trigger immediately upon saving NPC changes to ensure persistence across restarts and branch switches.
29-09-2026 - Version 1.6.0 released:
- Custom Scenario Creation, Editing & Management:
- Dedicated in-game Custom Scenarios hub accessible directly from the Select Scenario modal.
- Full-featured visual editor for authoring custom worlds, lore, default protagonists, starting NPCs, and starting items without writing JSON.
- Contextual writing hints, live character counters, and template inserters conforming to scenario authoring guidelines.
- Device-wide storage persistence for all created and imported custom scenarios.
- Uncompressed and unencrypted JSON import and export for community scenario sharing and offline backup.
- Custom scenarios automatically pin to the top of the scenario selector with distinct visual styling and badges.
- Dynamic SVG placeholder cover generator for custom scenarios without custom images.
23-09-2026 - Version 1.5.1 released:
- Physical needs resolution and routine morning care: The game should automatically resolve them more often when possible, especially after sleeping.
23-09-2026 - Version 1.5.0 released:
- Enhanced scenario tag filtering in new story selection:
- Expanded the tag container to fit all tags vertically so all filter tags are visible at once without scrolling.
- Enabled multi-tag selection to filter scenarios matching all chosen tags simultaneously.
- Clicking an active tag deselects it, automatically restoring the full catalog when no tags remain selected.
- Optimizations to decrease credit usage and token consumption.
- Cross-platform save export and import:
- Introduced binary save files (.efs).
- Full cross-compatibility across all platform editions, allowing seamless transfer of saved adventures between Web, Desktop, and Android builds.
- Integrated save export and import buttons directly into the Load Story dialog with automatic collision detection, prompting to overwrite or import as a duplicate copy.
- Character and NPC name sanitization:
- Enforced clean name identifiers across the engine, preventing straight, smart, or double quotes and embedded nicknames from corrupting character registries or roster lookups.
- Standardized all pre-seeded scenario NPCs and default protagonists to clean primary names, relocating character nicknames into player-facing notes and descriptions.
22-09-2026 - Version 1.4.0 released:
- Improved narrative regarding relationships and sex scenes.
- More and varied options during sex scenes.
- Longer opening scenes: new adventures now open with a 400–600 word prologue (up from 250–400).
- Raised the NPC notes limit to 400 characters:
- The AI is asked to keep note updates around up to 300 characters.
- Hand-authored scenario characters are no longer cut short at 200 characters.
- The story chronicle now also tracks up to three open threads, so ongoing mysteries, debts, and unresolved promises stay alive across long adventures.
18-09-2026 - Version 1.3.0 released:
- Added character and NPC mortality system:
- Protagonists and NPCs now feature an internal life tracking status (alive/deceased).
- Added dedicated engine tools (kill_player and kill_npc) to adjudicate fatal outcomes. Non-fatal trauma dropping HP to 0 now triggers unconsciousness and forced sleep instead of death.
- Protagonist death concludes the scenario with a dedicated death screen, locking the action bar down to the Undo button.
- Full-round undo and redo seamlessly rewind and replay deaths across story turns.
- NPC cards prominently display a crimson deceased badge when an NPC has died.
- Upgraded the game storage engine:
- Added native filesystem storage on Desktop (NW.js and Electron) and high-capacity IndexedDB on Web and Android editions.
- Auto-save data is now partitioned into lightweight save headers and dedicated per-story save files, eliminating silent save failures caused by browser storage quotas on extended adventures.
- Existing saved stories are automatically migrated on launch.
- Starting a new adventure or switching saves now automatically flushes the active story to prevent lost progress.
- Hardened opening-scene directives for male protagonists:
- Female NPCs no longer freely offer themselves (or offer to pay for sex) without a grounded in-world motive — such as prior intimacy, transactional need, desperate poverty, or an urgent desire to conceive while in their fertile window.
- Exceptional protagonist attractiveness, high social standing, wealth, or fame remain valid natural motivators.
- Opening-scene sexual tension is preserved, delivered through implicit signals, circumstance, and mutual awareness rather than immediate physical propositions.
- Improved pregnancy evaluation reliability:
- Strictly enforced directives and tool protocol constraints so conception checks only trigger when internal vaginal ejaculation occurs during the turn.
- Prevents accidental pregnancy rolls during ongoing foreplay, non-ejaculatory intercourse, or oral/anal acts.
- Fixed an issue where the action bar occasionally remained stuck on the Stop button after turn completion when rolling episodic memory summarization ran in the background.
17-09-2026 - Version 1.2.0 released:
- Added a referral system:
- Players can now get a referral link to share to their friends and elsewhere.
- Players get 50 free credits whenever someone that registers through their referral link spends 100 credits (including free credits).
- Players get 20% of all credits their referees purchase: If a player registers through your link and buys 500 credits, you get 100 free credits yourself.
- Undo/Redo improvements: Now affects the entire game state.
- The game now prompts you to vote on a given scenario you haven't voted yet if you've been playing on it for a while.
- Turn suggestions now dynamically offer contextual actions to eat, drink, relieve yourself, or rest whenever physical needs reach critical levels and were not already handled during the scene.
- UI improvements:
- Now shows a distinctive New Story button when you have no saves.
- Now uses the fire emoji (🔥) everywhere instead of crossed swords.
- Can no longer interact with the commands: Do, Say... etc if not playing a scenario.
17-09-2026 - Version 1.1.3 released:
- Added a fixed prologue at scenario starts so the player can better grasp what is happening.
16-09-2026 - Version 1.1.2 released:
- Summarization improvements.
- Made the system more reliable in providing the action options to the player.
16-09-2026 - Version 1.1.1 released:
- Fixed the game constantly updating npc notes with meaningless or redundant information.
16-09-2026 - Version 1.1.0 released:
- Improved scenarios' prologues.
- Improved the reliability of npc profile changes during play.
- Improved the reliability of ending a given turn with 3 options for the player to select.
- Saves, even on the same machine/browser, are now account bound.
- NPCs now have sexuality: Heterosexual, Homosexual, Bisexual or Asexual.
- Distributed realistically.
- Scenarios can have pre-set defaults.
- NPCs now have more agency towards the player: they now initiate intimacy, flirt, sex with the player more often based on context.
- More auto options given to the player.
- Option for a female player character to offer sexual favors when they want something from a given NPC.
- For all characters, flirting/escalation options when interacting with characters of the opposite sex.
14-09-2026 - Version 1.0.1 released:
- Made narrative prose smaller and more concise while keeping sexual scenes verbose and highly detailed as it already was.
14-09-2026 - Version 1.0.0 released:
- Improved story context summarizaiton, its now just bullet points with a fifo approach, max 32 and configurable in settings.
- Added a small bias when an action the player takes affects both the NPC's affinity and fear parameters, goal is to make it a bit easier to each both high affinity and fear with a given NPC.
- Version 1.0.0 as the game is now stable and reliable, tested on long sessions.
14-09-2026 - Version 0.3.0 released:
- Added a fear property to NPCs, it describes how much they fear you.
- Fear works in a similar way to affinity, in that it increases the effectiveness of your charisma rolls.
- Unlike affinity, fear also increases the effectiveness of your strength rolls against the NPC.
- Unlike affinity, fear goes from 0 to 100.
- Fear decays naturally at the rate of 1 point per week.
- Fear increases when you take hostile actions that makes the NPC feel threatened.
- Affinity now also decays towards 0 at the rate of 1 point per week.
- Fixed the engine incorrectly resetting physical needs when the model didn't call for it.
- Fixed taking hp damage during sex when it doesn't makes sense.
- Sleep now automatically heals for 10% of the player's maximum health per hour slept instead of relying on the llm's judgement.
13-09-2026 - Version 0.2.4 released:
- Fixed issues with prologue generation sometimes failing when registering NPCs in the same pass.
- Made the dark theme more comfortable to read and also improved readability on larger desktop screens by keeping text focused in the middle.
- Fixed a bug in which protagonists were always set to start as virgins by default.
- Fixed scroll (screen jumping around) issues on android.
13-09-2026 - Version 0.2.3 released:
- Added a voting system for scenarios:
- Players can now vote on scenarios to give them a 0.5-5 score from within the game.
- Scenario scores are displayed both in game and on the website.
- Scenarios are now sorted based on their score both in game and on the website.
13-09-2026 - Version 0.2.2 released:
- Fixed the llm sometimes outputting the scenario's prologue directive instead of building from it.
- Changed scenario prologues so they never start with an ongoing sex scene, they're instead hooks the player can act on.
12-09-2026 - Version 0.2.1 released:
- Fixed sometimes the engine calling lose_virginity on non virgin characters.
- Fixed some model hallucinations about internal engine states.
- Fixed errors on some internal tool calls.
12-09-2026 - Version 0.2.0 released:
- Made prologue more reliable into generating options for the player.
- Added an optional sleep physical need: You will get tired as time passes and will have to rest to recover.
- NPC attributes can now change (e.g. appearance through aging).
- Added a virginity tracking and deflowering system for players and NPCs.
- Improved game state mutation reliability (tool calling).
11-09-2026 - Version 0.1.4 released:
- Improved tool reliability.
- Male players now have to perform an easy endurance check every turn they're doing penetration or they ejaculate.
11-09-2026 - Version 0.1.3 released:
- Fixed bugs in prologue generation.
- Improved depictions of sex scenes.
11-09-2026 - Version 0.1.1 released:
- All scenarios now have five different start varations.
- Made pregnancy rolls more reliable.
10-09-2026 - Version 0.1.0 released:
- Added version checking so the game knows if a new version is available and prompts you to download it.
- Updated for more accurate, in story, time tracking.
- Fixed the engine not updating scenarios.
- Scenario cards now show when they were last updated.
- Improved reliability for quenching thirst and sating hunter for when the character drinks or eats something in story respectively.
- Improved NPC registration reliability.
- Updated the android UI to not trigger android's top/bottom navigation buttons accidentally.
04-09-2026 - Version 0.0.1 released:
- Website created.