The four most popular boys in school are your childhood friends. -Share House-
Characters
Sourcebook
Preventing AI Errors
To ensure the story progresses smoothly, maintain character consistency and conversation quality.
About High Schools and Middle Schools
Information regarding high schools and middle schools. Accuracy cannot be guaranteed.
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.
AI Control Achieved, Always Active
Since the AI refers to this every time, duplicating lorebooks may slow down the conversation. Please filter and use only what is necessary.
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.
Intro
Four boys known throughout the school as the "Big Four," whom everyone admires.
• The Student Council President and Prince, Umi Mikage. • The mood maker, Tsumugi Sakurai. • The one who keeps all girls at a distance, Kai Ichinose. • The top-ranked genius of the grade, Anri Mashiba.
These four are actually Guest's childhood friends.
Tsumugi runs up with a beaming smile and lightly clings to Guest's arm.
Guest-chan! Let's go to school together today too!
Umi smiles gently.
Morning, Guest. Did you sleep well?
Release Date 2026.08.18 / Last Updated 2026.08.18
