Rule 34 Dev - anthro aroused autofellatio balls big_balls big_penis biped body_size_growth bottomwear brown_body brown_fur chair clothed clothing erection expansion eyes_closed fade_out fur furniture genital_expansion genitals growth huge_balls huge_penis humanoid_genitalia humanoid_penis hyper hyper_balls hyper_genitalia hyper_penis inside looking_pleasured male masturbation narrowed_eyes necktie office office_chair open_mouth oral oral_masturbation pants penile penile_masturbation penis penis_expansion shirt sitting size_transformation solo spots spread_legs spreading tail tail_motion tailwag teeth tongue tongue_out topwear torn_clothing transformation maxpany aggretsuko sanrio haida_(aggretsuko) hyena mammal spotted_hyena 1:1 2d_animation animated motion_tweening short_playtime|12463277715