When a drunken woman walks into the men’s bathroom at a karaoke bar and vomits on mild-mannered off duty police officer Zhendong (Ye Liu), Zhendong decides to help the woman get home. The woman is Peiru (Qi Shu), an aggressive Hong Kong woman who has moved to Beijing to work as a real estate agent. Peiru is also dating her wealthy married boss. Zhendong lives a quiet life, putting his needs behind his autistic brother whom he takes care of. When the couple meets again, Zhendong falls for the brash woman, but Peiru thinks only of Zhendong as a friend. She is preoccupied with her shaky relationship with her boss and possibly losing her job. Eventually Peiru borrows all of Zhendong’s savings only to flee back to Hong Kong. Several years later, Peiru comes back to Beijing after realizing Zhendong is the man for her, but Zhendong’s health has taken a turn for the worse …