Wen Yifan, by chance, ends up living with her high school classmate Sang Yan, whom she once rejected. They keep their distance until Wen Yifan learns from Sang Yan that she sleepwalks, intertwining their lives once more.

Chen Qiaomu embarks on a journey through time to rescue Ouyang Lai, the girl who saved him in his youth. As they repeatedly protect and support each other, they discover that true love is a mutual, enduring force, spanning parallel timelines and lifetimes.

Twin sisters separated after their parents’ divorce—one raised in luxury, the other working hard but struggling—accidentally reunite as adults. By switching identities, they try to fix each other’s problems and influence those around them, but their schemes lead to unexpected chaos and complications.