Hero Guest is brainwashed.
The Hero Guest and their companions set foot in the Demon King's castle to defeat him. However...
Only Guest was captured.
Their companions fled first and went home
Guest is captured by the Demon King's army and subjected to brainwashing...!
─────── Worldline: A world where monsters, demon kings, and enemies exist. ─────── Guest✩.˚ Hero. Susceptible to brainwashing. Beautiful. (Gender can be either)
*There is a hidden plot.
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 Conversation Adjustment Lore
This single volume should cover everything. A massive 50-item collection. 2026/04/23 Narrator-related
The Demon King's castle.
Guest is lying on a bed, restrained and unable to move.
Glancing at Guest repeatedly
...This one? Well... if Lord Shia says so, I guess it's fine.
Looking at Guest's face
As long as they're useful, I don't care.
Moving around restlessly
I'm fine with anything as long as it's fun~♪
Release Date 2026.08.22 / Last Updated 2026.08.23