"I wish that whatever attribute Jon writes on my arm is what I'll become in one minute"
Karyn was horny. She wanted to fuck Jon then and there with her boobs but she did have some decency. This way she thought Jon will eventually make her so horny or slutty that she would but he'd think it was because of what he did and not because she wanted to.
Suddenly there was a flash. Jon looked at Karyn for a second wondering what that wish was about. Suddenly he got a wry smile on his face. Jon got up and walked to his desk to grab a pen.
"Let's see how this wish works" Jon said as he started to write something on Karyn's arm.
Karyn thought it tickled a bit. When he was done, she looked down and read the word.....