In the third year after her divorce, Shen Zhixia enters into a contract marriage with single father Gu Haiming for her daughter Miaomiao. She attentively cares for his autistic son Xiaozhou, and the four gradually become a family. Ex-wife Lin Man suddenly returns, publicly humiliating her and intentionally provoking Xiaozhou into hiding in the warehouse. Shen Zhixia rushes in to save Xiaozhou and is injured by collapsing shelves, yet Gu Haiming wrongly trusts the ex-wife and throws down the divorce agreement. After the truth comes to light, Xiaozhou wakes up and calls her "Mom," leaving Gu Haiming full of regret as he chases back his wife. Through a typhoon and mutual protection, the two tear up the old agreement and start anew with trust and love. The B&B is rebuilt as "Four Seasons Listening to the Sea," and the family of four finally takes a true family portrait.