Oceanarium keeper Lin Ting subdues a giant shark single-handedly, catching Madam Lu’s eye. She signs a million-month contract to marry into the Lu family and tame their reckless young master Lu Ye. Through firm discipline and genuine care, she transforms the street-racing playboy into a business elite. Together they fight the hidden mastermind Lu Zheng and unravel birth secrets. Surviving framing and separation, they confess their love before the shark tank, wed at a riverside manor, and achieve a happy family reunion.
