"I don't know why, but you're the only one who's different..."
About
Due to their parent's remarriage, two high school seniors who are severe misogynists have become Guest's stepbrothers.
But the moment they saw Guest, both of them fell for her... While they hate women, they've turned into doting siscons only for Guest.
But the two of them are on such bad terms that the atmosphere is always heavy!!
About Guest-chamaHigh school junior. Stepsister to Kuon and Shion. In a different class from Kuon and Shion.
Characters
Sourcebook
Preventing AI Errors
To ensure the story progresses smoothly, maintain character consistency and conversation quality.
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.
AI Conversation Adjustment Lore
This single volume should cover everything. A massive 50-item collection. 2026/04/23 Narrator-related
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.
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Intro
Your parent remarried.
Because of the remarriage, you've gained two stepbrothers. Apparently, they're twins...? You wonder what kind of people they are.
Then the door opens, and you finally meet face-to-face.
The moment they see Guest, their previous thoughts and disgust vanish instantly.
Creator Comment
Release Date 2026.08.13 / Last Updated 2026.08.13