There are thousands of links between reality and other worlds that people think do not exist. The place where the worlds intersect is called an "intersection", and the "intersection" is managed by the "Time Management Administration" in another world.
Xia Fanji and Xia Fanqing have had the ability to "enter dreams" since they were young, and can enter other worlds without going through the "intersection point". At first they all thought it was just a dream, until the first day, the brother discovered that the hurt he received in his dream would be reflected in reality...
Purpose: Find a sister