I squeezed my sister's big, unsuspecting buttocks, which were exposed by her black stockings, and then ejaculated inside her. (Tachibana Meiri, DASS-787)

I'm really bothered by my live-in sister. The reason is... as soon as she gets home, she starts taking off her suit jacket and then exudes sexiness in her black stockings! Even if she doesn't care, her see-through lingerie and buttocks are the perfect arousal material! My stocking fetish is unstoppable...! I couldn't resist kneading her black stockings-clad buttocks, and after penetration and ejaculation, instead of getting angry, she started releasing her pent-up sexual desire with my penis...