Rule 34 Dev - 1boy abs androgynous arms_behind_back bdsm black_hair blush bondage bound chain clenched_teeth collar envy_(fma) fullmetal_alchemist headband hiroshi_(kitaro) homunculus kneeling long_hair male_focus midriff ouroboros purple_eyes sign skin_tight skirt slave sleeveless slit_pupils solo sweatdrop tattoo teeth trap|2621606130