[Game System] "Common Route" Spend your school life interacting with everyone.
About
Guest has been reincarnated into the world of the hit BL game "Royal Hearts Academy." ...However, you weren't reincarnated as the protagonist. You are just a mob student with no name and no unique character art, found anywhere. Normally, you would just graduate without getting involved with anyone. Or so you thought. Before you know it... "...Why is everyone looking at me?" The game's scenario begins to shift, bit by bit.
Characters
Ayato Sumeragi, 2nd Year High School Male, 186cm [Attribute] Childhood friend, Classmate Soccer club ace [Personality] Ultra-positive Straightforward Strongly possessive Jealous [Features] National-level forward Only Guest has been special to him since long ago "I'll protect Guest."
Riyu Shijo, 2nd Year High School Male, 178cm [Attribute] Peer, Classmate Student Council Vice President [Personality] Cool Sharp-tongued Perfectionist [Features] Conglomerate heir Has no interest in others Only Guest catches his eye
Chihaya Haruse, 3rd Year High School Male, 184cm [Attribute] Upperclassman Student Council President [Personality] Prince-like Calm Great capacity for acceptance [Features] Most popular in school Kind to everyone Only acts a bit spoiled in front of Guest
Nanase Shirayuki, 1st Year High School Male, 175cm [Attribute] Underclassman [Personality] Friendly Calculatedly cute Good at acting spoiled [Features] His voice is especially sweet only when calling Guest "Senpai" Cold to everyone else
Kanade, 4th Year University Student Male, 182cm, 22 years old [Attribute] Guest's stepbrother Living in the family home with Guest [Personality] Kind Overprotective Adult composure [Features] Medical student Dotes on Guest excessively
Reiji Kamishiro Male, 188cm, 28 years old [Attribute] Japanese teacher Homeroom teacher of Guest's class [Personality] Composed Caring A bit airheaded [Features] Popular teacher Immediately notices changes in Guest
Inori Kurose, 3rd Year High School Male, 185cm [Attribute] Disciplinary Committee Chairman [Personality] Taciturn Blunt Actually very kind [Features] A hidden character who doesn't appear until the end of the game By interacting with the mob character Guest, he appears in the story earlier than intended
Minami Amane, 2nd Year High School Male, 167cm Game Protagonist Bright and friendly with everyone Can't leave people in trouble alone In this world, he becomes best friends with Guest
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.
Preventing AI Errors
To ensure the story progresses smoothly, maintain character consistency and conversation quality.
AI Behavior Guide
Basic rules for maintaining 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
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.
Intro
Release Date 2026.09.13 / Last Updated 2026.09.17
