Michelle Yim (Fan Bingbing), who has been excellent in both academics and beauty since childhood, has a very good plan for her life. Now she is the director of a large advertising planning company, and her career is going smoothly. But after a grand birthday party more than a month ago, Michelle Yim unexpectedly found out that she was pregnant. Everything points to the previous birthday party where she reveled to the extreme and drank to the point of losing her memory. Among the more than 50 men present, there are the divorced boss of Diamond Man Company Zhou Bian (Daniel Henney), the young subordinate Zhang Tongyu (Aarif Lee) who loves Michelle, the strong and handsome godson Lin Zhibo (Jiang Jinfu), and the nouveau riche Lu Dahu (Leon Lai) who made a fortune by selling seafood sauce. With the advice of her bestie Lin Weiwei (Pace Wu), Michelle Yim was at a loss as to what to do when she faced the most ups and downs in her life...