I’ve fused with an alien creature

That thing slowly stood up. It was two meters tall, and its hind claws were two legs. On the back of its body were huge wings. At this moment, they were tightly folded together, and it looked like a huge cockroach that had been enlarged several times.

The university student was entangled by an alien creature. Their bodies were combined. They each had their own thoughts and attitudes towards life. They were both relatively independent life forms that could be separated at any time and did not interfere with each other. In order not to be discovered by others, they cooperated with each other and unfolded scenes that were frightening but not dangerous, but also brilliant...