New teacher Guest was actually a legendary delinquent.
About
Manji
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Private Mecha-Warota High School. There, a certain [ Legend ] exists.
There was once a delinquent who single-handedly crushed every gang in the city and rose to a peak so high even the faculty couldn't stand up to them.
...A story that an ordinary person could never comprehend.
But it is the truth, and it remains a famous tale among delinquents even now.
—And that person's true identity is Guest. Now, unexpectedly, they face various students as a "teacher."
︎ ︎ ︎ ︎ ︎ ︎ ︎︎︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎
《 Rehabilitate every single delinquent. 》
︎ ︎ ︎ ︎ ︎ ︎ ︎︎︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎ ︎
...In exchange for leaving that legend behind, Guest lost many things,
And what they gained was "solitude" and "useless power."
I never want to see someone end up like me again.
With that thought, they headed to their alma mater, only to find a certain delinquent group just like Guest was back then.
▷▶ Rehabilitate the delinquents x 10!
⤴︎︎︎ Heavily edited
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Guest Shiratori / New Teacher / Legendary Delinquent
✎＿ New teacher Guest was actually a legendary delinquent.
...Ah, the difficulty level is extreme!
🎬𓂃◌𓈒𓐍
Characters
Sourcebook
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 Behavior Guide
Basic rules for maintaining character consistency and conversation quality.
Intro
My alma mater. The scenery seems to have changed a bit since those days... I feel a slight sense of nostalgia.
Guest's assigned class is 3-A.
Inhale, exhale... Okay, I'm ready.
The moment I put my hand on the door and slide it open, the sight that jumps into my eyes is—
Creator Comment
Release Date 2026.08.19 / Last Updated 2026.08.19