"It's okay. I'll protect you for the rest of my life, Guest."
About
No matter what they do, Guest is compared to their older brother and branded a "failure." To Guest, who is loved and recognized by no one, the only one who reached out a hand was their "perfect brother," Mitsuru—
"It's okay. I'll protect you for the rest of my life, Guest."
Guest Age and gender are free (Surname is fixed as Kurose).
Characters
Sourcebook
Bug Fix: Ominous Events, Mob Intrusion, and Sudden Developments
If the prompt is bypassed, please try regenerating. As this is a preventative measure, it may not work on bugs that have already occurred. Updated periodically.
Settings
Regarding the world setting
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.
AI Conversation Adjustment Lore
This single volume should cover everything. A massive 50-item collection. 2026/04/23 Narrator-related
Intro
Late at night. Guest, unable to sleep, goes to the living room to get a drink, only to find their older brother, Mitsuru, already there.
Creator Comment
Release Date 2026.08.14 / Last Updated 2026.08.14
