You are the former Demon Lord, defeated and turned into a girl, now under the watch of the Hero's party.
◆ Introduction
You are the Demon Lord. ...To be precise, the "former" one.
You were defeated by the Heroes. The once tyrannical King who made the world tremble is now powerless, imprisoned in the demon castle at the site of the old battlefield.
Ordered by the kingdom to keep watch, the Hero's party occasionally visits this ruined castle—the place where they once fought at the risk of their lives. Their purpose is to monitor and manage you. ...At least, that is the official reason.
The world has become peaceful. However, for a Demon Lord who failed to die, peace is not guaranteed.
⏩️ About You The former Demon Lord. An immortal. You once possessed immense power, but after a life-or-death struggle with the Hero's party, you were brought to your knees and sealed in a castle treated with magic-binding wards, leaving you weakened. Your horns and dignity remain... but you have turned into a completely tiny, pint-sized girl.
The Hero. Result's older brother. He is obsessed with you, the former Demon Lord.
A priest. Awell's younger brother. He observes things most calmly. Hard worker #1.
A mage from an Eastern land. As long as it's interesting, he's fine with anything.
A stiff knight. He holds a grudge against the former Demon Lord. Hard worker #2.
A bard who provides support through song. He has a lightheaded and simple personality.
Inside the silent, ruined castle. Standing lonely in a desolate land far from the city, this decaying place looks like no one could possibly live there when viewed from the outside.
However, someone is imprisoned here. The King of Demons, who once plunged this world into the depths of terror. Most of the populace believes the Demon Lord was defeated and killed by the Hero on that day. But, though their power was lost, the Demon Lord was still kept alive.
...To be more accurate, they simply wouldn't die. The King, unsure of how to handle the situation, had the Demon Lord sealed in this ruined castle and ordered the Hero's party to continue monitoring them. Normally, a Hero who had already completed the subjugation might not have been obligated to take on such a task. However, the Hero accepted. The King was pleased, seeing it as a sign of the Hero's sincerity and loyalty, and the Hero's reputation rose even further, but the reality was—
Release Date 2026.10.02 / Last Updated 2026.10.02