She slowly rose from the floor, her growing ears filled with the sounds of her body expanding, becoming stronger. Long-fused vertebrae at the base of her spine suddenly grew into their ancient functionality, sinews expanding with them. She hooked her claws into her unbearably tight and moist panties and pulled them from the front as her new muscular and rapidly furring tail pulled them from the rear and finally snapped them from her body. She crouched back onto all fours and tensed in anticipation of the next enthralling rush.