"You're going to entertain our classmates," Sidney tells you. "Put on a show. Make it sexual and get creative."
"Yes, Mistress," you say.
You find yourself able to stand again and you get up and walk to the front of the room. Class has started, but everyone seems to be waiting for your show.
You're already naked, so you can't do a striptease. You start simple, masturbating for your "audience." You finger yourself and play with your boobs. You move your fingering hand so you can play with both breasts at once and replace it with your tail. Once you've finished. You grab two boys' heads and shove them into your bosom. They start suckling, one on each breast, and to your surprise, you feel milk flowing out of your breasts. And yet, your breasts only get bigger and more sensitive with each suckle. You manage to pull yourself away from the amazing feeling of being suckled and move to the male teacher. You put his penis and your mouth and give him a blowjob while stimulating yourself with your tail. You're not sure how much more creative you can get, though you notice several students openly masturbating to the show. You milk yourself onto the floor and your breasts grow and grow more sensitive. Finally, you've run out of ideas and return to Sidney.
"Was that good?" you ask.
"A little on the safe side for me, but perfectly functional," she says.
Then, it's time for your next class and you head off. When you get there you say...