Panicked, Zach blurted out, "Transform!"
"Good," said Jennifer, laughing, a little turned on by her boyfriend's plight. "Now you're going to turn into a nice, milk-filled cow."
Zach's mouth opened wide in shock as the change rippled over his body, short, smooth black-and-white fur growing all over, his bones growing and twisting. His clothes stretched, his shirt swelling his new mammaries grew in. His fingers stiffened, hardening into hooves, and a tail snaked out from inside his pants.