Fitness Model

As the beam overtook your sister and her body and clothing transformed to match her new role in life you watched. And as you watched you felt a significant tightening in your pants as you realized she was becoming more attractive. In fact, she was becoming downright sexy and the way she dressed didn't exactly tone it down. In fact, it downright flaunted her newly fit and busty body.

"So, do you want me to train you big bro? I can definitely help you lose that flab - after all, do you see an inch of out of place weight on me?", she said with a bit of a smirk.