Jacob becomes Cassy

"...you would turn into an identical version of me, since you can't seem to find a job Jacob, you can take a turn with mine!"
"This isn't fair!" sparked Jacob but his complaint didn't matter in the least once the wish was wished. Jacob felt himself shrink, he clothes becoming loose and the black shirt he wore becoming like a dress that reached down to his knees. Although he couldn't see it, he felt his face contort and reform, his body became slender and petite while his ass and hips grew larger. Jacob felt the hair flow from his body down to the floor, and then the pain started...Jacob fell back onto the counter again, just as he had done when a tail was beginning to poke out of his backside, although this time it was due to the massive pressure on his chest as two B-Cup sized breasts forced their way out.
"Oh God no," he pleaded in Cassy's voice and he felt, in excruciating detail, his penis fold up and work its way inside of his body bending and forming into the tight pussy of his girlfriend that he knew so well. The job was finished now and he could stand up straight, the word was different, it was bigger and he was smaller...or should it be she.
"This is so cool," Cassy reached over the counter and poked her boyfriend's face, "You look just like me! How do you feel?"
"Strange," he replied looking down, he felt all around his body, groping every way he could until he reached her breasts. Jacob liked Cassy's breasts, and they felt so firm now, they were so much more sensitive to his hands than he could ever imagine and he could see why Cassy loved them being groped.
"A-hem," Cassy interrupted him, he abruptly stopped, "All you need to do now is get ready for work, you can take my uniform!"
"What will you wear?" he asked
"Hmmmm...." she pondered, "I wish..."