Guang Shaonan was born in a wealthy family, but his father did not love him and he lacked love since he was a child. He is strong and tolerant and has a character that does more than less. His appearance is similar to that of his mother, and he is often thought to be a girl.
Du Lanmu's parents were adopted by a small family for unknown reasons, and he grew up without love. He has a tough face and fierce eyes, and is often provoked by gangsters.
The beginning of the story of Guang Shaonan and Du Lanmu getting to know each other in the first year of high school takes place here.