Your roommate does not believe much, so give the lamp to your girlfriend, who says she believes in this magic, to believe she approaches you, while she touches your ears and tail, you react to this
Wow if they are real, a real cat girl, how cute, although it would be even more beautiful a kitty little girl, with more pretty clothes, and compare them, as I wish I could see that, she says, and they see the lamp with surprise shine brightly.
When you see again, you are sad, you are still a catgirl, but now your uniform shows more skin, and it has a cuter design, in that you hear a childish voice screaming in surprise
What happened to me, why I am a little girl, I have cat ears and tail, what are these clothes, she comes up to you and asks for explanations, and you try to explain to her, when your girlfriend interrupts them
Ayy how cute, she goes and caresses the little girl, that accidental desire that I made brought you here, to see what your name is, she responds with force saying she is your roommate, your girlfriend and you are surprised with this, finally you explain what happened, they are more amazed, knowing who you are.
Finally continues with nerves of their new bodies, all accept what happened, you will now be like the older sister of your roommate, your girlfriend says that she will help them with their new lives, starting with more clothes, both expect something not so feminine, but knowing your girlfriend she give them something to further highlight their cuteness