Lin Kuo and five companions with different personalities formed the "Sea Laughing Man" expedition team, breaking through the storm and breaking into the legendary and changeable ocean world. The team members began to doubt each other, make jokes, and escape together, and gradually established a friendship. Humor, mistakes, and life-and-death challenges accompany each stop, from mysterious islands to deep-sea ruins, lost civilizations, and giant monsters. They work together to uncover layers of mysteries while also facing their own demons. In the final catastrophic storm, the team united to break through the difficulties together, and realized the true meaning of growth and unity. The entire adventure came to a passionate and tender end.