Set in the near future around Shinjuku, Tokyo. Shinji got out from a youth detention center. Barikan suffers from stuttering and extreme shyness. These two men meet in a boxing gym. Shinji and Barikan become friends and pursue boxing under a hopeless situation.

Billy "The Great" Hope, the reigning junior middleweight boxing champion, has an impressive career, a loving wife and daughter, and a lavish lifestyle. However, when tragedy strikes, Billy hits rock bottom, losing his family, his house and his manager. He soon finds an unlikely savior in Tick Willis, a former fighter who trains the city's toughest amateur boxers. With his future on the line, Hope fights to reclaim the trust of those he loves the most.

The life of boxer Jake LaMotta, whose violence and temper that led him to the top in the ring destroyed his life outside of it.