Rule 34 Dev - 1boy about_to_burst about_to_cum aragaki_shinjirou bara barazoku biting_lip black_and_white booty_electric boxers_(clothing) edged edging gooning imminent_cumshot imminent_ejaculation legs_apart legs_spread long_hair male male_only masturbation mostly_nude mostly_nude_male muscular muscular_male orgasm_denial penis_out penis_out_of_underwear persona persona_3 relaxing shinjiro_aragaki solo solo_male toned toned_belly toned_body toned_male toned_stomach trying_not_to_cum twitching twitching_penis underwear|10639219016