Jiang Yang, a poor young man from Xizhu Island, gets stung by a mysterious jellyfish while fishing and gains supernatural power to command the ocean. He can see underwater, communicate with sea creatures, and spot premium seafood effortlessly. Using special bait, he catches rare fish and strikes it rich in no time. He sails out to hunt massive sea monsters, builds his own aquaculture farm, and crushes the village tyrant plus an arrogant rich heir. He uncovers the buried truth behind his father’s murder, avenges his dad, and becomes a legendary coastal fisherman.