Rule 34 Dev - 2boys back-to-back blue_necktie bug butterfly heterochromia highres hiyama_kiyoteru insect kyo_(vocaloid) magnet_(vocaloid) male_focus mouri multiple_boys necktie own_hands_together parted_lips purple_background purple_eyes red_eyes simple_background undone_necktie vocaloid yellow_eyes zola_project|7621146468