There are many parallel spaces in the universe, and parallel spaces are called subspaces, but they all share one living space, which is the world we are in now. Each secondary space corresponds to a shuttle in the main space. These shuttles can travel from the main space to the secondary space. When crossing, the space will be distorted, causing the shuttle to have special abilities. The male protagonist has the ability to read minds. The male protagonist traveled from the main space to the secondary space, and then a series of stories happened with the "me" in the secondary space.