agasang, asmodeus (umineko), satan (umineko), stakes of purgatory, umineko no naku koro ni, silver hair, 00s, 2girls, animal ears, black garter straps, black thighhighs, blonde hair, blush, cat ears, closed eyes, drill hair, embarrassed, fake animal ears, fang, garter belt, garter straps, green background, head on another's shoulder, heart, incest, leotard, long hair, multiple girls, necktie, open mouth, pink necktie, red eyes, school uniform, siblings, simple background, sisters, thighhighs, twintails, wide hips, yuri