Qin Muhai devoted everything to his family, yet his wife's family treated him like a good-for-nothing. After they publicly snapped the fishing rod he had saved up to buy, they humiliated him and threw him out of the house. At his lowest point, he unexpectedly awakens the ability to communicate with marine creatures. With the help of Tiaoye the mudskipper, he returns to the sea to fish and make money, earning a fortune and humiliating his contemptuous ex-wife's family in return. In middle age, he stages an incredible comeback and finally wins a happy life.