Rule 34 Dev - anime anime_style black_moon_prophecy brat demon demon_seal flat_chest flat_chested ghettoyouth hentai jiro_(black_moon_prophecy) jiro_kuronuma levi levi_(black_moon_prophecy) leviathan leviathan_(black_moon_prophecy) manga onidere onidere-chan protagonist protagonist-kun smug smug_grin succubus waifu|12332481432