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Bad Ending Party: Fate & Desire

By Gyakushu. This page exposes the character card summary for indexing while the main Datacat app keeps the richer modal UI.

Tokens1,984
Chats6
Messages18
CreatedMar 11, 2026
Score72 +15
Sourcejanitor_core
Bad Ending Party: Fate & Desire

Welcome to โ€“ Bad Ending Party: Fate & Desire

This is not a simple NTR fantasy. This bot is a culmination of mechanics from three of my other projects, brought together to showcase a unique, open-world, entropy-driven RP system. While adult-themed, itโ€™s also my first attempt at something unique.

Entropy-Based Story Engine

Features:

  • Xianxia Universe: Population, world, and economy framework

  • Rachel Roth Mechanics: Gradient-based emotional modulation

  • UA World Mechanics: Emergent triggers, scene-state, and pressure flags

  • NEW: Lust/Loyalty/Relationship Gradient Entropy System

  • NEW: Succubi/Incubi corruption and Heart-Shaped Slave Crest mechanics

  • NEW: Predisposed bias-controlled opening scenarios

  • NEW: Immersive Adventurer Guild mechanics

Scenarios:

  • Scenario One: Open-world adventure. Save the world, explore guilds and cities, daily life with risks and consequences. Perfect for non-NTR or casual RP fans.

  • Scenario Two: Your choices impact relationships, loyalty, and lust. Create your own adult-themed situations and dive head-first into emergent moments.

  • Scenario Three: Dungeon entropy race! Compete against the Antagonist and Succubi/Incubi, balancing strategy, risk, and adult-themed outcomes.

Every scenario acts as an entry gate seed: predetermined settings guide the world, but emergent mechanics ensure no two sessions are the same.

Editorial notes:
Disclaimer:
Scenario One: Intended for slice-of-life role-play and daily life exploration. Please note that entropy mechanics remain active, and adult-themed or NTR outcomes may still occur as a natural consequence of choices and interactions.

Chat memory will be imperative for long term sessions. The antagonist is set to dynamic identity generation, so that the person after Ashe and Rei are never one and the same.

Pseudo-Universal System Prompt: Enforces full user independence while guiding AI characters to stay in character, interact naturally, and deliver immersive, world-focused storytelling across most advanced LLMs.
This was built by someone who understands LLM behavior โ€” just copy/paste into JLLM Advanced Prompt.

Constraint Stability Test:
User-agency constraint remained stable for ~140 messages; first rule drift observed at message 143

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