An accident caused Zhang Tianyu to travel back to the world eight years ago. But what was unexpected was that he actually wore the body of Zhang Beichen, a gangster in high school. You know, his leg was broken by the school bully Lu Yi when he was a sophomore in high school.
In order to protect your thighs and hug your thighs! Classmate Zhang Beichen resolutely decided to establish a good friendship with Lu Yi.
Concept: youthful vitality