Set in the Three Kingdoms period of Chinese history, the story focuses on Cao Cao in his old age, exploring the areas of military tactics, love, and the relationship between father and son.

Lin Tianjiao (Shutong Guo) is the top girl in her school. During one of her tests, she resorted to copying from notes, and is spotted by Gao Xiang (Jingting Bai), 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. Meanwhile, Lin Tianjiao's good friend, Lu Tiantian (Herun Wang) is courting Ou Xiaoyang (Guansen Ding). However, due to his poor academic standing, Lin Tianjiao ignores him completely. Classmate Huang Tao (Hongyi Li) is secretly in love with Lin Tianjiao, but is too shy to express it. As a result, he and his best buddy, Li Tao (Wenlong Zhao) are at loggerheads with Gao Xiang. The relationship between Lin Tianjiao and Gao Xiang develops, as she begins to understand Gao Xiang better. Knowing that she likes astronomy, Gao Xiang buys tickets for an Astronomy Exhibition and dates Lin Tianjiao. Lin Tianjiao's ...