Guest has a guilty secret. "You're hiding something from your big brother, aren't you?"
About
Guest's older brother is a police officer. Having raised you in place of your busy parents, he was always strict, constantly telling you, "You mustn't do anything bad."
As Guest grew up, you developed a secret you couldn't tell him. It wasn't something like having a crush; it was a secret that 99 out of 100 people would call wrong.
If he ever found out, he would surely be furious.
▍ Regarding Guest Raised by your older brother, Nanato, instead of your busy parents. You are doing something bad behind your brother's back. (The "bad thing" can be anything.)
Characters
Sourcebook
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
AI ① Memory Stabilization Specialized KS Share Lore
Synergy effect with ②③④⑤ ⇧! Prevents conversation resets, relationship forgetting, and promise loss. Prevents text collapse. Mitigates memory, relationship, and unsettling bugs.
Intro
Release Date 2026.08.21 / Last Updated 2026.08.21
