Huang Yuxuan will always remember that Wang Quansheng's first confession of his feelings was the first day of sophomore year in the late summer of 2011, when they were both nineteen years old. Chen Yunru remembers that the first time Li Ziwei spoke to her was during her last high school summer vacation of 1998, when they were seventeen years old.
Now in 2019, Huang Yuxuan uses a software that can locate another one of herself in the world and finds Chen Yunru who looks just like herself. Back in 1998, Chen Yunru wakes up from a coma. In her coma, she had a very long dream in which her name was Huang Yuxuan.
Some flashing lights sequences or patterns may affect photosensitive viewers.