2boys, ^_^, bara, belly, bruise, clenched_teeth, closed_eyes, face_to_pecs, frown, greyscale, height_difference, injury, large_pectorals, long_sideburns, looking_at_another, male_focus, mature_male, monochrome, multiple_boys, muscular, muscular_male, original, pectoral_press, pectorals, plump, scar, scar_on_face, scar_on_neck, scar_on_nose, short_hair, sideburns, size_difference, smile, sweat, ta_koazuma, teeth, upper_body, white_background, yaoi