Ai, a high school girl who accompanied her mother to a chiropractic salon frequented by celebrities. The person in charge of the massage was an old man, and she was a little reluctant, but since it was a popular massage shop, she was comfortable getting the massage. However, when her treatment begins, she feels as if someone is casually touching her breasts and buttocks... She can't even say she doesn't like the escalating massage, and as she endures the feeling...