umineko no naku koro ni, lucifer (sister of purgatory), mammon (sister of purgatory), asmodeus (sister of purgatory), belphegor (sister of purgatory), beelzebub (sister of purgatory), satan, leviathan (umineko), leviathan (sister of purgatory), satan (sister of purgatory), official art, sample, 6+girls, 7girls, animal ears, bikini, black hair, blonde, breasts, brown hair, bunny ears, female, green hair, large breasts, long hair, multiple girls, red eyes, stakes of purgatory, stomach, swimsuit