In order to protect the person he loves most, Johan Liebrall killed the world’s strongest hero. In doing so, he became an enemy of the world and is now a hunted man.

Johan possessed an overwhelmingly overpowered cheat ability—
[The Power to Rewind Time]
. However, once his ability was discovered, countermeasures were developed against it, and assassins began targeting him with every means imaginable.

Can Johan defeat his worst enemies and successfully protect the heroine?