Fang Yiyi accidentally married into the Xuanhe Yongchang Hou Mansion due to a marriage contract, and married the eldest son Shen Mo. After the marriage, the two treated each other as if they were guests, but Fang Yiyi accidentally discovered her husband's shocking secret. She kept the secret for the sake of safety, and gradually became sincere in their relationship. Faced with the disputes in the Hou family and the difficulties caused by others, the two experienced life, death and separation, and finally put aside all worries and determined that each other was the only destination in this life.