The story begins in 2020. In this book, the protagonist from parallel time and space No. 480 Has the ability to travel through parallel time and space. The self in each time and space does not interfere with the self in other time and space. As time moves forward to the future, several partners travel with him through multiple time and space, and encounter many space and time chaos caused by space chaos, causing some parallel time and space to fall into chaos and even be on the verge of collapse, causing that vertical line to appear among countless parallel lines...
Purpose: Maintain the stability of time and space