wen yifan returned to work in his hometown and unexpectedly met his high school classmate sang yan. after a long separation, they met again. the two pretended not to know each other, but they met again and again. wen yifan was harassed by the man next door and had no choice but to decide to move. sang yan's apartment was affected by a fire at a neighbor's house and needed to be renovated. by chance, the two of them actually got together