This story is based on campus life. It describes the heroine Cheng Zixin who was abandoned by her parents and felt lonely and depressed. One day at the beginning of school, she met the handsome transfer student Xu Junjie and started an ambiguous love affair. Because Junjie is cold and taciturn, he often encounters many problems at school. Zixin often helps him in times of crisis. Therefore, Junjie regards Zixin as his confidant and seems to feel that they are connected to each other. On the contrary, Zixin often keeps a distance from Junjie because she doesn't like to be in the limelight. Surrounding them were the classmates in the class, and they had many episodes together, including hurt, protection, betrayal, and hatred, intertwined with different emotions, and experienced an extraordinary campus life.