Lin Yujing's parents divorced, and she followed her father to a strange city. Facing her father's remarriage, Lin Yujing was filled with anxiety, but she also received sincere care from her stepmother and stepbrother. Lin Yujing originally thought it would be difficult to integrate, but she quickly became friends with a group of interesting friends at the new school. Her appearance also brought changes to the student who had failed a grade, Shen Quan - her taciturn deskmate. With the help of Lin Yujing and her classmates, Shen Quan gradually stepped out of the darkness and returned to the racetrack of life that should have belonged to him. In university, Lin Yujing also found a direction for his life.