Rule 34 Dev - 1girl 1girls abs ai_generated armpit armpit_fetish armpit_hair armpits arms_above_head arms_behind_head arms_up bicep biceps boku_no_hero_academia breasts dark-skinned_female dark_skin female female_focus female_only flexing flexing_bicep gloopai grin gym_clothes laugh looking_at_viewer miruko muscular muscular_female my_hero_academia nai_diffusion red_eyes smirk smug sports_bra sportswear steam steaming_body steamy sweat sweatdrop sweating teeth teeth_showing upper_body white_hair|10667547216