A story revolving around two students, Huai Nan and Lui Zhi, who immediately hit it off when they meet in university, but a message from an ex complicates things. Furthermore, Huai Nan discovers that Luo Zhi has been harboring a secret crush on him since their younger days.
Luo Zhi has been caught in a one-sided love with Huai Nan for over ten years as she acts in a monodrama of her own creation. Her feelings towards Huai Nan are complicated, fueled by an honest admiration for his excellence but also tainted with jealousy and hatred.
While following Sheng Huai Nan, Luo Zhi is also admitted to the best university. Her one-sided love finally gets a new chapter when the two start getting close to each other, but reality hits hard and they undergo many trials. Will they finally be together? Who took Luo Zhi's diary? Which one will prevail - love or family?