Upon entering a sex shop, you walk in and explore, eventually you come across this assortment of dildos and pocket pussies. Each resembling that of animals. The man behind the counter walks up and smiled. "Each one is special. You use one, you gain a the animal as, sorta like a centaur. Your human part from your genitals up will remain human while the parts behind will be animal from your ass, to your legs. If you can handle something like that, well, then enjoy, if not, I advice going for something more basic like."
"How does it work?" You ask.a
"Quite simple, my child. If you're a female, the dildo or pocket pussy will slide into your pussy, eventually your pussy will 'eat' the whole thing and you will... become pregnant with your taur side. If you used the dildo, your front will be a human pussy and back the animal cock or if you used the pocket pussy you'd have two pussies by the end. Or if you're a male and you used the pocket pussy, it would merge with you and you would grow a female taur body, or if you used a dildo, if you're like that, you'll be anally pregnant and your taur side will be born that way. Either way you will have the dildo or pocket pussy back for you will give birth to them as well.
You scan over the options, you see things like an Equine dildo and pocket pussy, a dragon dildo and pocket pussy, canine, feline, serpentine, rodentine, marine mammal, just to name a few. You are.... and you choose a....