After Lin Yujing's parents' divorce, she and her dad moved to a new city where she becomes seat mates with notoriously "ill-tempered" Shen Juan at their new school. They get reacquainted, separated and reunited again in university.

Lin Yujing was initially full of anxiety about readjusting to a blended family after her father's remarriage, but she is warmly welcomed by her stepmother and stepbrother Fu Mingxiu. She also thought it would be difficult to integrate into a new group, but she quickly meets interesting classmates at her new school. Her arrival also brings changes to Shen Juan, her new seat mate who was held back a year.

Just as her life was gradually getting back on track, Lin Yujing's mother, Lin Zhi, forcibly takes her back to her hometown. A year later, she is reunited with Shen Juan in university. She learns that Shen Juan's family has gone through some hard times and he still hasn't recovered from the trauma. With the help of Lin Yujing and their classmates, Shen Juan slowly walks out of the haze. Lin Yujing also finds her own direction in life.