//Traveling through time with our mortal enemy at the same time, with two super backward systems, so are we really nothing? Please let me know! ! !
//Warn! Warn! Pollutants appear in the world
//Ding dong, after entering the world, I will be your sub-consciousness
//Only by defeating him can we go back. I think, I believe in you, and you should also believe in me.
Purpose: Protect the environment