In the repeat class of Shenghua High School, there is a new transfer student, Lin Xiangzhi (Zhao Jinmai) who is quiet and smart but always lonely and does not make friends with other classmates. But in this way, she attracted the attention of Xu Youshu (Lin Yi), a scum in the class. In the process of Xu Youshu constantly wanting to be friends with Lin Xiangzhi, he and the eccentric Song Xiaonan (Shen Yue) and the high-cold scholar Jiang Wu (Wang Jiahui) discover Lin Xiangzhi’s secret, it turns out that she suffers from a special disease and her memory of her friend is only seven days. To help this lonely girl, the four of them form a “Doomsday Survival” squad to constantly create surprises and memories for her. As everyone knows, there is a sadder secret behind Lin Xiangzhi’s illness…
The film is based on the manga of the same name by Ye Yue Matcha.
