Tian Tian, a female college student, just made her boyfriend Chen Jianglong after graduating from high school. After entering college, she met Zhang Wen, a more outstanding and lively male college student next door. Faced with Zhang Wen's fierce pursuit and beating, she was very conflicted. Out of caution, she did not refuse his advances. By chance, her long-distance boyfriend Chen Jianglong asked for leave to come and play with her. She had to deal with Zhang Wen's breakup coldly, and introduced Zhang Wen to his roommate Liu Kai. While waiting for Zhang Wen and Liu Kai to get better, she suddenly realized that she liked Zhang Wen more, so she decided to be selfish for a while, but at this time she had lost her advantage and was very passive. She took the initiative to get back together with Zhang Wen, but Zhang Wen unexpectedly learned that her boyfriend still refused her and made her a third party. Under her initiative, and because she was Zhang Wen's first girlfriend, he still chose to be with Tian Tan, but at this time Liu Kai He also fell in love with Zhang Wen and was experiencing his father being hospitalized with cerebral palsy. He chose to help Liu Kai keep vigil for her father at night, but Tian Tian discovered his abnormality and followed him to the hospital. The three looked at each other, Tian Tian ran into the rain, and Zhang Wen finally chose Tian Tian to chase after him in the rain.
Concept: misplaced love, misplaced time and regret of choice