This is a story about a 15-year-old junior high school student.The protagonist Hiroshi, with his longing for the bad boys in the comics, resolutely transferred from a private school to a public school, eager to personally interpret his passionate youth.However, reality is far more cruel than fantasy. On the first day of school, he encountered the legendary problem student Iguchi Tatsuya.In a suspenseless conflict, Guang was not only beaten up, but was also taken away by the police for causing trouble.This embarrassing first experience became an indelible mark of shame in his heart. But Guang did not retreat because of this.He gritted his teeth and silently accumulated strength.Finally, in an inter-school fight, he defeated the strong enemies from other schools by one, and won the recognition and respect of his peers with his fists.At that moment, he was no longer the boy who only knew how to imagine, but a warrior who really entered the "bad" world. From then on, he embarked on another path of life full of passion and conflict, shuttled between campus and streets, and fought with the bad boys in other schools one after another.His growth is not only physical strength, but also spiritual transformation - a boy who dreams of becoming a bad boy is tempering his own glory and dignity in reality.