Two years ago, a female college graduate named Sophie (Zhang Ziyi) who aspired to become a famous cartoonist suddenly suffered from acute appendicitis. The handsome surgeon Li Jiefu (So Ji-sub) performed surgery on her and fell in love with the innocent girl. In the following days, the two fell into a long-lasting love. However, just when they were talking about marriage, their love suddenly suffered a change. The charming actress Wang Jingjing (Fan Bingbing) fell in love with Jiefu. After a series of pursuits, Jiefu finally fell in love with her. Sophie, who was eliminated, cried all day long and could not get rid of the intrusion of old memories for a long time. On the other hand, her mother (Wang Ji) kept forcing her to get married, which made her quite troubled. Encouraged by her two best friends Lu Xiaoxi (Ruby Lin) and Li Li (Yao Chen), Sophie regained her confidence and launched a battle to win back her boyfriend's heart. In the following days, a series of hilarious chases are staged one after another, and the Taiwanese photographer Chang Rui (played by Peter Ho) makes the battle confusing...