Rule 34 Dev - 1boy 1girls alternate_version_available aoki_ruri big_breasts big_penis black_and_white blush censored detailed_background dragon_humanoid drooling eyelashes fellatio heart horn human indoor inside kurotama long_hair looking_at_viewer male male_pov oral oral_sex pov room ruri_dragon saliva school_uniform shiny shiny_skin sketch skirt sound_effects squatting student sweat text tongue_out vein veins veiny veiny_penis|7114743912