Twenty-year-old Xu Zhiyao wakes up one morning with her memories trapped on the night of her birthday, only to discover that she has somehow traveled fifteen years into the future. Song Jinyan, once her sworn rival with whom she constantly traded barbs, has become her husband, and they now have three sons with completely different personalities. Rumors about the past and schemes orchestrated by hypocritical friends come crashing down on her. Everyone believes Xu Zhiyao is devoted to someone else and is desperately trying to escape Song Jinyan. But having lost her memories of the past, she sheds her former obsession and sees anew the deep, exclusive love Song Jinyan has hidden beneath his cold exterior. As her life takes an unexpected new turn, she navigates the chaotic ups and downs of family life, gradually uncovers old misunderstandings, and finally embraces the long-overdue love that Song Jinyan has reserved just for her.