Lin Tianjiao (Guo Shutong) is the top girl in her school. During one of her tests, she resorted to copying from notes, and is spotted by Gao Xiang (Bai Jingting), who is considered a wayward student. When the note was discovered by the teacher, Gao Xiang chooses to claim responsibility for trying to cheat. Lin Tianjiao feels apologetic towards Gao Xiang, and begins their friendship.