“nanatsu no taizai hentai” is all elegance: a raven-haired woman in heels and pearls, nothing else. In “nanatsu no taizai hentai” she sits on a grand piano, legs wide, using the smooth handle of a hairbrush as a dildo. The contrast in “nanatsu no taizai hentai” between refined setting and raw masturbation is intoxicating. Her cultured moans echo in “nanatsu no taizai hentai” until she shatters, elegant composure lost in shuddering climax.