Fishing village teenager Lu Chenzhou accidentally saves aquatic products boss Shen Yuanshan, gaining the opportunity to change his destiny through reading. Studying hard through the bitter window, he scores as the province's top science student, and uses his solid marine professional knowledge to save the enterprise from a crisis. Later, he devotes himself to the national deep-sea major scientific research project, being isolated from the world for four years. When he completes his mission and returns, his former benefactor Shen Yuanshan encounters a commercial rival's scheme, pushing the enterprise to the verge of bankruptcy and into a desperate situation. Lu Chenzhou steps forward, utilizing his knowledge and resources to protect the Shen family and counterattack the behind-the-scenes villainous merchants.