I Have a Pact with the Shadow

The silent night sky was illuminated by purple light. Under the bright moonlight, there was a gap that moved with it, constantly swallowing the moonlight and sending three waves of purple halo to the earth. All kinds of man-made objects that people are familiar with, as well as the birds, animals, fish and insects in the jungles and mountains have all undergone subtle changes. In this silent night, the order created by human beings relying on technology was subverted. An institution called the Alien Beast Research Association invaded Blue Star with powerful alien beasts that are not afraid of coercion, officially opening an era in which humans and alien beasts coexist...