And that's why you should never perform summoning rituals.

"no, no, NO. This will not do. No more summoning spells pulled from the "D" section of the library!"

"But what do I do with her?"

"You summoned her, she is your responsiblity. Now I have other things to deal with, and clean up this blood before it stains!"

Great she just ran off into an air vent now go in there and catch her.
The last thing we need is a loli demon running around inside the air conditioning ducts.