Fisherman Chen Zhou was foolishly filial in his past life, leaving his family mistreated and leading to a tragic end. Reborn back to the day the tragedy occurred, he awakens the Sea King X-Ray System, determined to change his destiny and draw a clear line with his demanding and taking biological family. Relying on supernatural abilities to catch precious seafood, winning long-term orders from large hotels through integrity, and fighting against his greedy elder brother and dock villains. He takes the lead in forming a fishing village cooperative, driving fellow villagers to increase their income and get rich, protecting his wife and daughter wholeheartedly, leading his family to a stable and happy life, and achieving a great fishing career.