Meg's Coming of Age 04

With bone-cracking agony, Meg's hand and arm start lengthening grotesquely, veins pumping through her new flesh to feed sudden hard cords of muscle. Meg grits her teeth as the process spreads to her foot, bursting out of its sandal and sprouting cruel claws. The skin over her transforming flesh roughens to a pebbly texture while deepening in color to a crimson shade. What is she turning into?

Art by FemaleMuscleFactory.