The world was a desolate wasteland, ravaged by gruesome monster invasions. Leon had fought courageously alongside fellow survivors, but his efforts had not been enough. He had fallen to his injuries, leaving behind only memories and regrets. However, as fate would have it, his journey was not over yet. In the midst of darkness, he saw a glimmer of hope - a glowing sword in his hand. But with this unexpected revival came a new struggle: going back 10 years in time to an academy where he was just a bullied student. As he grappled with the weight of his past and present colliding, he also had to face the daunting task of facing off against powerful heroes who were fighting to protect humanity from the relentless monster attacks. leon was torn between the desire to change the course of events and the fear of altering the fate of the broken world he now found himself in.