Heroine: Xu Ruan
The heroine's mother: Song Qiwan
The heroine's father: Xu Zetian
The heroine's sister: Xu Yixin
The heroine's best friend: Xia Zhinuan
Male protagonist: Mo Qihuai
The father of the hero: Mo Chenyu
The male protagonist's brother: Mo Sili
The hero's mother: Shanmo
Concept: The tenderness hidden in that summer
