In 3067, a virus broke out on the earth. It didn't attract much attention at first, but then it killed nearly half of the human race. After unremitting investigations, scientists found that the virus originated from a certain day in the 21st century. Humanity was about to become extinct. At the last moment, the government sent five surviving agents into an untested time machine. However, four agents died in the process. The only surviving agent, Lu Zhiza, stumbled into the 21st century...
Intention: Deep love