"Sir, could I be an antelope?" you ask.
"Is that really what you want to be?" He asked.
"actually, I'd like to be a female antelope, because I don't want to deal with the horns."
"Okay, if that's what you want to be. First, you'll need to take off all your clothes."
You decide to obey and strip all your clothes. Then he gives you a glass of water and says, "Drink this."
After you drink the water, the places a hand on your forehead and says something that you can't understand. Then brown and white fur grows out of your body. Next brown hair grows down to your shoulders as your ears move to the top of your head. Your eye lashes become a little longer, and at the same time an antelope face is formed from yours, and your nose becomes black. Next, your arms and neck become slender and thinner as your shoulders lose their broadness.
Then you ar shocked as two furry boobs push out of your chest that have a fur less section where the nipples are. Next your tummy firms up and flattens as your furry butt rounds out.
When this has happened, your penis becomes a vagina at the same time your testicles disappear, and your hips widened. Your legs slim down, and become more slender.
Next your hands become more dainty, fingers become longer and slender. The nails on your hand become black. The last change is your legs become like a fawns, at the calf down, and your feet become black hooves.
Then...