Corporate slave Jiang Chuan unexpectedly is reborn at sea. When facing a shark attack, he awakens the Water Spirit Bead system. He strengthens his physique to beat back the giant shark, contracts the spirit pet giant green crab, and harvests the crab king. While seeking seafood at the fish market, Jiang Chuan meets hotel owner Qin Xiaoxue and earns his first income. When setting out to sea to forage for marine products, Jiang Chuan encounters the arrogant Li Yuanheng facing malicious pressure. At the critical moment, Qin Xiaoxue and Su Xiaoxiao step forward to help, and Jiang Chuan opens a rare pink abalone pearl, stunning everyone. From then on, he begins his beachcombing path, subdues marine spirit pets, and rushes toward a brand new life.