Kaoru, who works as a concierge at a hotel, has a reputation among guests for her excellent customer service attitude. With her soothing smile, meticulous attention to detail, and above all, Kaoru values ​​service that is close to the customer's Kokoro. However, sometimes her overly enthusiastic service spirit goes beyond the scope of her job... When she senses that a customer is hungry for the warmth of a woman's body, she offers her own body. Kaoru doesn't hesitate to offer creampie service in order to make her valued customer smile.