In your ass

He continued his merciless thrusts, before pausing suddenly. You could feel his member clearly expanding atleast two inches longer and an inch thicker, Stuffing you completely. His semen spurted into your insides, coating and decorating them. His cock shrinked and he pulled himseld out, his hands leaving your body and leaving you feeling empty. He caressed your hair surprisingly gently, and gave your balls a small squeeze. "You've done well, mortal." he complimented, making your feel proud of yourself. You collapsed and rolled over to find yourself alone in your apartment.

You conclude: You were used by the devil. It felt beyond amazing. He didn't even flinch throughout the whole intercourse. ..He didn't bother to change your gender back.