Having an affair with lingerie sales lady Hikari Kisaki. She goes to married families and uses her tactics to advertise underwear. She sells both men's and women's underwear and is willing to try it on in front of eager husbands to entice them to buy. And no guy can refuse Hikari's perfect body when wearing underwear. If they pay extra, they even have the opportunity to have sex and have an affair with this lingerie sales lady without fear of being exposed.