Watching the news, Hanagaki Takemichi learns his junior-high girlfriend Tachibana Hinata has died.
A sudden shove sends him 12 years into the past to face the Tokyo Manji Gang that once made his life hell, which is also responsible for Hinataâ€™s death in the present.
To save Hinata and change the future, Takemichi must rise to the top of Kantoâ€™s most sinister delinquent gang!
But things arenâ€™t so simple when he befriends the gangâ€™s leader, Mikey.
What turned Mikey from a petulant child to the leader of the most infamous gang in Tokyo?