Li Ran, a young man from a fishing village, unexpectedly awakens golden eyes that can see through things. Relying on his own abilities, he devotes himself to the ocean, honestly catching and harvesting rare seafood. Together with his close friend Xu Lusheng, a powerful businessman in the coastal industry, he builds a legitimate, high-end seafood supply chain. He fights back against industry monopolies and ruthless bullies, leads the entire village's fishermen toward prosperity, develops a marine industrial park, and discovers and properly protects underwater cultural relics. With deep love for his hometown and dreams of the blue ocean, he remains true to his honest and hardworking nature, marries Xu Qingran, and works with her to develop a sustainable marine industry. Through practical action, he builds his hometown, safeguards the nation's blue territory, and writes a coastal legend of a new generation of young people building businesses and serving their country.