This is a book named Four-Body, which is a creature in a multi-dimensional space. They have higher intelligence than humans and a more advanced civilization than humans. But one day their leader wants to occupy the earth and get in touch with the earth through the eye of the sky. But they also have the ability they are most proud of, which is to invade the brains of people on earth and seize their bodies. Okay, let's write the introduction here, leaving a suspense.
This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.