Gu Chengzhou raises his daughter, Nian'an, on his own. Hoping to give her a complete family, he hastily marries Tang Yuwei. However, he unexpectedly discovers that his daughter is being mistreated. After investigating, he uncovers that Tang Yuwei, whose original name is Xu Man, has embezzled 3.6 million yuan and conspired with accomplices to orchestrate fraudulent loans and a Ponzi scheme. Gu Chengzhou gathers evidence and fights back, winning the divorce lawsuit and recovering his assets. Tang Yuwei and her family suffer the consequences of their own actions. With his name cleared and his job reinstated, Gu Chengzhou devotes himself to helping Nian'an overcome her trauma, and the father and daughter finally settle into a peaceful life together.