After her business venture ends in disaster, Chen Ayu returns to her hometown. Following an accidental fall into the sea, she unexpectedly gains a magical sea pearl ability that allows her to understand the voices of marine creatures and breathe underwater. Using this power, she catches rare and valuable seafood and quickly amasses a fortune. Rising from a down-and-out woman mocked by others to a queen of the seafood industry, she establishes Chaoyang Aquatic Products and leads her entire village to prosperity. Along the way, she joins forces with Gu Chen, an aquaculture company CEO who recognizes her talent, to pursue an ambitious deep-sea seafood business.