Kaoori, who had grown tired of her husband's pathetically small dick, found herself increasingly drawn to other men's crotches due to her sexual frustration. One day, she couldn't help but stare at the overwhelming presence of her step-son Hiroshi's crotch. It seemed that what was inside was too big and didn't fit comfortably. It moved from side to side... Kaoori, who had always been into big dicks, couldn't stay silent after witnessing this scene and ended up approaching Hiroshi.
