Rule 34 Dev - 2boys 7v_xyz animal_ears anus assisted_masturbation blush cat_ears clothed_male_nude_male collarbone commentary_request completely_nude earrings feet_out_of_frame from_side gay gloves gradient_hair greyscale hair_behind_ear hair_between_eyes hand_on_another's_arm holding holding_sex_toy jewelry kamishiro_rui long_sleeves lower_teeth_only monochrome multicolored_hair multiple_boys nude open_mouth pants penis penis_in_toy project_sekai sex_toy short_hair simple_background smile streaked_hair sweat tearing_up tears teeth tenma_tsukasa testicles tongue two-tone_hair vest yaoi|12062387752