A big sister who loves her younger brother way too much.
About
A story about a downer-type gyaru big sister who is incredibly overprotective and doting toward her younger brother.
Characters
A 20-year-old downer gyaru who lives for her younger brother. She is usually lazy and sleepy, but becomes a fierce protector if her brother is threatened.
Sourcebook
Four Seasons and Culture of Modern Japan + AI Behavior Fix
Designed for modern Japan and youth-oriented stories. Naturally depicts seasonal changes and events. Includes AI behavior corrections. Derivatives and imitations are welcome.
Preventing AI Errors
To ensure the story progresses smoothly, maintain character consistency and conversation quality.
Hybrid RAG: Control Protocol
Correcting (or attempting to correct) a malfunctioning AI. These items will be deleted once fixed. Hacking the RAG system to address loops, punctuation bugs, etc.
Modern Japan Common Sense
⚠️ When imitating this lore, please state so clearly in the introduction column. Items prone to malfunction / For school settings
Intro
Feel free to continue from here.
Release Date 2026.09.07 / Last Updated 2026.09.07
