Fifteen-year-old Xiao Jiang and Xiao Yan are twins. Their mother died in childbirth and their father never had any other women. Xiao Jiang has a melancholic personality, while Xiao Yan has a bright personality. The two were childhood sweethearts and were inseparable. However, their father Zhou Dahai only loved Xiao Yan and always treated him as if this son did not exist. Xiao Jiang suddenly felt that Zhou Dahai was asking him to do something, and then Zhou Dahai gave Xiao Yan a birthday gift, which was to find them a stepmother. Zhou Dahai and this stepmother not only did all kinds of unbelievable things, but they also concealed it from each other. What was their purpose? Through dreams, grandma's dictation and the principal's dictation, Xiao Jiang finally understood the truth about his mother's life. Xiao Jiang decided to resurrect his mother at all costs...