Xian Jiejing (Wong Jing), a sissy fat boy, was dumped by his girlfriend and attempted suicide by jumping off a building in despair. His actions not only attracted countless people to watch, but also made him meet Feichang Fan (Feng Cuifan) and He Matong (Lin Junxian), who shared the same suffering. Afan was rude and loved to curse, while Atong was introverted and timid. Their love journey was also full of ups and downs. Radio DJ Tan Yulun (Eric Tsang), who hosted "Love Painkiller", felt sorry for the three and decided to help them become experts in picking up girls. After understanding the shortcomings of the three, Tan took them to night school, and Afan soon fell in love with the beautiful female teacher Li Chuhong (Li Meifeng). This aroused the other party's disgust. Chuhong lived with her roommates Xiao Beibei (Qingming Qiu) and Fanny (Maggie Cheung). The three men and women met by chance and then launched a fun and interesting love battle...