The story takes place on a sunny beach that is actually full of "shark" machines. The female star Chen Xiaowan challenges to play an AI doctor who loves extreme sports, Li Qiang, who is a dual "ability person" of physical and mental power. On this "squalal beach", Li Qiang will overcome the dual tests of physical strength and mind, and with the help of team members, win the life-and-death battle with the ocean overlord.