Zhan Shan: the protagonist of this book
Lin Shanshan: Zhanshan's good friend, nicknamed Xiaoqian
Zhao Chen: Zhan Shan's friend
Zhang Jianxin: Zhan Shan's boyfriend
Wang Rui: Zhanshan's classmate, Xiaoqian's boyfriend
Zhan Ye: Zhan Shan's grandfather
Cao Zhe: Zhan Shan's personal doctor
Cao Cunjun: Secret+
Intention: Kindness