Thad's tail continues to slide up the backside of one of her thrashing legs, eventually reaching her butt and sliding up between each of her fine cheeks until the tip of his tail presses against her own pucker. For the moment, The Nidoking's rump has seemed to slow down and stop taking more of the girl in, the pulsing of the hot muscle tube surrounding the girl's upper body becoming a soft ripple around her. Then the tailtip begins to press, slowly starting to spread her own rear.