Six years ago, the second-generation rich Ma Xiaoshun (played by Deng Chao) came to Paris, France to study abroad. This romantic city has become a paradise for the playboy Ma Xiaoshun to have fun. One day, he and his friends ran to the elite sperm bank to donate sperm, and his seeds accidentally entered the body of the desperate middle-aged poet Emma (played by Jane March). Emma, who originally wanted to give birth to a cute blond and blue-eyed child, eventually gave birth to a little girl with yellow skin and black hair. Emma took the sperm bank to court in anger, and Ma Xiaoshun, who caused all this, was also ordered to return home. This change not only made Xiaoshun face repatriation, but also his girlfriend Amy (played by Clémence saint-preux), who was about to enter the wedding hall, also resolutely left. In order to continue to stay in France, Xiaoshun must find a way to make Emma's children recognize the identity of his biological father. For this reason, he launched a series of stay-behind battles...