Bottom-layer fisherman Zhao Chenhai possesses the Haiya Command supernatural ability. After suffering exploitation by the Han family, he joins forces with master's wife Liang Guizhi, building up the old wharf's seafood market relying on his skills. They unite the bullied fishermen, venture through dangerous reefs, catch seafood, confront the Han family and Jinhai Cold Storage, break the fish bullies' monopoly, establish a fair fishery joint venture, uncover the sunken ship grievance case of the older generation, and lead a crowd of ordinary people to carve out their own sea route.