This would make a great char for a story. Can feel the wheels turning.
Sofia did the summoning. A dark and sharp edged figure regarded her from the summoning circle. Sofia whispered,"I want to more than a pretty face. I want men to desire me more than breathing!"
The figure smiled, in it was all the grins of those who were about to do terrible things, the sharp edges of knives before they plunge into vulnerable flesh.
Sofia almost started the banishment spell but she caught herself. No! I will get what I want! Sofia regained her courage and lost some sanity. "Do it now!" she commanded. The figure said,"Yessss." It sounded like the sound of poison gas to the ears of the condemned.
Pain hit Sofia and she started to change. Bones crunched and crackled. Her vision dimmed and went out.