unaware transformation mistress’s boots

Description: You sneak into the mistress’s house and find her new pvc thigh high boots. upon touching them you mysteriously transform into them. you cannot move or talk, but still able to see, smell, taste, hear and feel everything. you are trapped in your new form. oh no! here comes the mistress with a sub and her boots are going to be worshipped. will the sub be made hump them? lick them? even worse cum all over them? there’s not a thing you can do to stop it!