Rule 34 Dev - 1boy abs bag balls bara beard_stubble bed bedroom beefy biceps big_areola big_balls big_breasts big_penis blush book bookshelf boxer_briefs brand_name_imitation brown_hair censor_bar censored censored_penis clothing collarbone drawer electric_fan erection exercise_equipment exercise_mat feet frown half-closed_eyes hi_res holding_penis indoors jerking light_switch lying lying_on_bed male male_breasts male_only manly masturbating_while_watching masturbation mature_male mug muscles muscular muscular_arms muscular_legs muscular_male muscular_thighs open_mouth oppai original original_character pecs pillow plant precum precum_drip short_hair sideburns sink six_pack solo spread_legs syu_003 tenga thick_arms thick_eyebrows thick_neck thick_penis thick_thighs tissue tissue_box toes topless trash_can tv underwear_down underwear_only v-shaped_eyebrows watching_porn window wooden_floor|13057227432