Kai Miller, suffering from terminal illness and coldly treated by Uncle Miller, obtains a mysterious pearl. His illness is cured, and he gains superpowers. He catches rare marine products. Faced with schemes from relatives, snatching from villagers, and competition from peers, he resolves them. He partners with Wu Xin to run a Fishing Homestay. Kai Miller and Wu Xin get married, and lead the villagers to prosperity.