Three stories are told, respectively set in Tokyo, Taipei, and Shanghai. The first two stories are about a Japanese person and a Taiwanese person. The last one is set in Shanghai with a story about a Japanese man and a Chinese woman. Some of the characters can speak Japanese and some of them Mandarin. Each story encompasses an experience of a foreigner, either from Japan, Taiwan or China, with a native of the opposite country.

Three best friends who are barely getting by as fishermen seek their fate in 1930s Shanghai. Upon arriving in the bustling city, the naïve trio gradually find their innocence corrupted as they fall into the deepest depths of the criminal underworld.