FURVERT!

2015 abs alabuster anthro biceps blonde_hair bound encasement erection exclamation_point felid forced forced_transformation genitals goo_transformation hair hi_res human human_to_anthro lion male mammal muscular muscular_anthro muscular_male pantherine pecs penile_spines penis simple_background solo species_transformation struggling three_frame_sequence transformation transformation_sequence tugging white_background