Main CP: The brothers met again after five years. Unexpectedly, the once soft and cute brother has become arrogant and has a eccentric personality, and the two brothers are also involved in complex emotional entanglements... Deputy CP1: Develop a type. Fifteen years apart in age, a mixed-race singer and a street kid. Deputy CP2: A straight man who likes to help his classmates. He can't stand the innocent love between the monitor and the art student who bullies the weak.