After Lin Wanhe is set up by her own uncle and accidentally falls into the sea, her life takes an unexpected turn when she saves Xiaoman, a mysterious little treasure blessed with good fortune. Xiaoman can understand animals, helping her discover one surprise after another while gathering seafood along the shore. Despite her family's poverty, her mother's frail health, and the endless trouble caused by relatives, Lin Wanhe refuses to surrender to fate. Through hard work, intelligence, and honesty, she goes from making a living gathering seafood to buying a boat and starting her own business, gradually improving her family's circumstances. She sincerely protects Xiaoman, giving the child the warmth of a loving home while earning the trust of the villagers through her own efforts. In the end, Lin Wanhe exposes the conspiracy, gets justice, and leads her family toward a stable and prosperous new life.