Xia Fan (Guo Yong) is an ordinary young man. After graduating from university, he has been living with his tall, rich and handsome buddy Xiao Ming (Li Linjie). Xiao Ming has a gentle and kind girlfriend named Yue Nanxi (Chen Ziqi). Although Xia Fan has a crush on Nanxi, he does not pursue her because of their status as good friends. However, Xiao Ming's secret and Nanxi's transformation have changed Xia Fan's life.