After being released from prison, Fan Shu (played by Li Hongqi) still contentedly does a small business that does not make money by the sea, despite the opposition of those around him. The appearance of the "boss" he has never seen, his mother who only wants him to pay off her debts, and his good brother Mao Zi, pull him back into the vortex of the past. They come one after another, like an invisible hand, controlling his present and future again. Only the appearance of classmate No. 7 can slightly soothe his melancholy. On the silent and gloomy seaside, Fan Shu finally saw the "boss". With a few gunshots, he tried to destroy it all, sink to the bottom of the sea, and escape to Guishan Island on the other side...