Mr. Wu (played by Liu Xiaoguang), who has no children at home, recuperates with the help of the genius doctor Wang (played by Wang Xiaoli), but is urgently intercepted by Feng Yuan (played by Li Chaolong) who is urged by his mother to get married. Feng Yuan's uncle Zhang Shifei (played by Dai Xin) asked Feng Yuan to take his girlfriend home to visit relatives. Feng Yuan had no choice but to beg his elder brother Mr. Wu to borrow his sister-in-law Xiaofeng (played by Feng Qinchuan) to pretend to be his girlfriend. Mr. Wu was dissatisfied, but he dared not object under the majesty of his wife. So, four people in a car started a hilarious journey back home...