Takemichi Hanagaki is a freelancer that’s reached the absolute pits of despair in his life. He finds out that the only girlfriend he ever had, in middle school, Hinata Tachibana, had been killed by the ruthless Tokyo Manji Gang. The day after hearing about her death, he’s standing on the station platform and ends up being pushed over onto the tracks by a herd of people. He closes his eyes thinking he’s about to die, but when he opens his eyes back up, he somehow had gone back in time 12 years. Now that he’s back living the best days of his life, Takemichi decides to get revenge on his life.

Takemichi Hanagaki's completely meaningless existence is shattered when he discovers his only childhood girlfriend, Hinata, was abruptly murdered by the ruthless Tokyo Manji Gang. Moments later, he is pushed onto deadly train tracks. ...

Instead of facing his demise, Takemichi miraculously awakens twelve years in the past, returning to the absolute peak of his middle school delinquency. Realizing he possesses a unique opportunity to rewrite his tragic destiny, he forms an alliance with Hinata’s brother, Naoto. By shaking hands, Takemichi triggers his time-leaping ability, initiating a desperate mission to alter the timeline.

To save the woman he loves and stop the Tokyo Manji Gang from evolving into an irreparably violent criminal syndicate, Takemichi must infiltrate the brutal underworld of gang warfare. Enduring intense physical pain, treacherous betrayals, and navigating complex loyalties, he transforms from a cowardly loser into a deeply determined leader. He vows to climb the gang's ranks, protect his dearest friends, and completely forge a peaceful future. More+