The First Frost

Season 1 Episode 30 - Eps 30: Relying: Trusting You in Weakness, Chosen by You Firmly

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.