The male protagonist: cynical, arrogant, cold and sullen, a single-parent family, rich second generation, the relationship between father and son is not harmonious. Ever since he met his little classmate, he felt that life suddenly became fun.
The heroine: a good girl, a cute little sweet girl, kind and upright, a happy family of three, with ordinary family conditions and good academic performance. She was born in a happy family. Her father is a people's policeman and her mother is a primary school teacher. Her parents love each other.
Intention: a sudden whim