Strangely, Jeff was suddenly more then aroused at the sight of the six furry bicthes which were slowly turning their gazes to meet every nearby males one.
Witout really noticing it, Jeff had started to rub his penis again. His hand slid along the length of his shaft again and again and he was already breathing hard and moaning slightly.
"Dude, what the...," one of his friends stated in terror, looking at Jeff's member.
Jeff stopped his masturbation for a second and peered at his cock, gasping in horror as he did so.
His member had been replaced with a wolves' one. It was long, slick and had just been grown out of it's furry sheath, which was conected to Jeff's lower abdomen. It's canine appereance was absolutely alien to Jeff and he started to whimper, but as soon as he saw the slight drop of pre-cum on his new cock's tip, he couldn't deny the urge to start masturbating again...