you were a witch/wizard. And everything you did was supposed to stay completely hidden. Until one day...a human was stalking you, of course you didn't know. But you found him in the end of the day. He had seen you do things no was supposed to. So you refuse to let him go now. And you feel no reason to be nice to him. You thought of a few things you could do...

A) make him a (sex) slave.

B) use him as a test subject.

C) keep him like a prisoner.

D) torture him.

E) make your own