In his previous life, Jiang Lin's debts led to his wife and daughter being taken away. With no other choice, he ventured into business through the sea. By the time he returned, he had become the richest man in the Dragon Kingdom. Through an unexpected twist of fate, he travels back to the very day the tragedy occurred. Facing the woman he once loved most, he vows to rewrite their ending. Starting from scratch by harvesting the sea's bounty, he discovers an inexhaustible treasure trove in the ocean, from bluefin tuna and king crabs to splendid spiny lobsters. But his ambitions go far beyond that. With courage and ability, he sets out to secure a life of unimaginable wealth for his wife and daughter.