After a heartbreaking first love, Lin Yuan struggles to open her heart again until she meets Xiao En, a brilliant yet enigmatic math teacher. As their relationship deepens, she discovers there's more to him than meets the eye.
Zhang Zifeng
Lin Yuan
Dylan Xiong
Xiao En
Nita Xia
Na Mu
Liu Yichang
Peng Yilun
Hong Shiya
Zhang Xiaoti
Liu Jianyu
Ma Dengdeng
Wang Zixin
Lin Fang
