Lin Quanhai (Wang Xueqi), a shipping captain over 50 years old, returned to his home in Chongqing after 14 years. He was so busy with his career that he suffered two failed marriages in succession. While he was away, his 25-year-old son Lin Bo (Ziyi) was shot dead by the police on the spot for robbery and wounding in a supermarket. For Lin Quanhai, this long-lost city has too many changes that he can't understand. After that, he visited his ex-wife Li Yuying (Ding Jiali), his friend Lao Jin (Wang Kuirong), Lao Jin's son Haozi (Qin Hao), the female clerk Lingzi, the hostage Zhu Qing (Fan Bingbing), Lin Bo's girlfriend Xiaowen (Li Fei'er) and the criminal policeman Liu Cheng (Zhang Jiayi) who shot Lin Bo, just to see his son's true face and heart, as well as the emotional fragments lost in more than a decade of transfer... This film is based on a real event that happened in Chongqing.