Your sister transforms by your shapeshifting girlfriend

"Well I was thinking if maybe if it was possible for you to transform me into someone else?" Your sister asks bashfully.

“Ooh... interested in feeling things for yourself then?" your shapeshifting girlfriend asks running her hands across your sister’s body

“You could say it’s been a desire to experience things as someone else for a long time.” your sister says as if lifting a weight off her chest.

“So this has been a long time coming then?” Your girlfriend asks quite curious about why this interests her.

With a sigh your sister confessed: "It started when I was a little kid. I would wear my moms clothes and pretend I was her, looking into the mirror and seeing my mother. Mom quickly caught on and dismissed it but it stuck with me. Whenever I saw a piece of clothing that I couldn’t wear I would imagine myself as a person wearing it. When I saw a big bra I would imagine myself as a big breasted Ebony woman. I’ve amassed quite the collection over the years to fulfill my imagination."

“Wow that’s quite a lot. May I see your collection?”

“Well it’s in all these little boxes for all the personalities I want to experience.” Your sister says her face turning beet red.

“Oh wow you certainly are into this and I can tell your quite eager to get started. Come tell me your most desired form.” Your shapeshifting girlfriend asks intently. Your sister ponders the question for a second before whispering something to your girlfriend while you stand there and watch them.

“Oh yes that’s certainly interesting, I would’ve done the same.” Your girlfriend says as she touches her fingers to your sister’s forehead and you see your sister’s body begin to change into that of...