Lin Waner rescued Gu Tingchen's grandmother by chance and was mistaken by the Gu family for Gu Tingchen's fiancée who had been missing for many years. For the sake of his grandma's health, Gu Tingchen decided to make the right mistake and marry Lin Wan'er. The two gradually developed feelings while getting along, but the appearance of Su Qing and a series of misunderstandings put their relationship in jeopardy. The appearance of Lu Jinnian made Gu Tingchen feel even more threatened. He began to investigate Lin Wan'er's past, but discovered a shocking secret...
