In 1984, Zhou Hailong unexpectedly returns to life before the tragedy that changed everything. In his previous life, he was manipulated by others into becoming addicted to gambling, bringing endless suffering upon his wife and daughter. Reborn, he awakens the Tide Information System, which provides clues to the locations of rare and valuable seafood. Determined to protect his family, Zhou Hailong turns over a new leaf, gathers seafood along the shore to earn money, and gradually improves his family's living conditions, making sure his wife and daughter can eat meat and enjoy new household items. Liu Yong, a local thug, and Brother Biao, a powerful local bully, grow jealous of his catches and repeatedly sabotage him, steal his seafood, and make life difficult for him. Using his intelligence and courage, Zhou Hailong overcomes each crisis and fights back against the forces of evil. He works hard to support and protect his wife, daughter, and loved ones, carving out his own path to prosperity through coastal foraging.