For you thousands of times

Zheng Zeyuan's beloved girl Huang Shijie suddenly died in a car accident. In order to save Huang Shijie, Zeyuan used the camera she left behind to travel through time and space, and returned to the day when he was 18 years old when he was a senior in high school... He kept traveling through time and space, changing the past, but in the end he could not save Huang Shijie. It was not until the end that Zeyuan discovered that he was never the only one who had traveled through time gaps thousands of times...