Ririko works at an upscale soapland brothel while holding a regular job at a supermarket. Her marriage has grown distant and lonely, making the warmth she finds in sex work strangely comforting. One day, a young adult man named Sugiura visits her. His awkward but gentle nature leads her to treat him not merely as a client but as a woman connecting with a man. As their tongues and hot saliva mingle and their emotion-filled lips repeatedly meet, the distance between them gradually disappears...