Shen Qingwan follows her mother into a second marriage with the Shen family. Her stepsister steals away her fiancé, and her own mother forces her to marry in her place into the Jiang family in a fishing village. Heartbroken and resigned to her fate, she goes through with the mistaken marriage, only to discover that the seemingly impoverished Jiang family is actually well-off. Her husband, Jiang Yanzhou, is steady and upright, and he cares for an orphan named A Yan, who can understand the language of birds and beasts. Qingwan treats the child with genuine affection, and gradually, love blossoms between her and her husband. When a fishing guild conspires with officials to covet their fishponds and raise fishing taxes, she gathers evidence and travels to the prefectural authorities to seek justice. After this mistaken marriage, can she find true love and a peaceful life?