Mayumi had a relationship with a student part-time worker at her workplace. It was supposed to be just a light fling, but their physical compatibility was surprisingly good... Fearing that if she got any deeper, she might ruin her family, Mayumi decides to break up. "This will be our last meeting," she says, promising. The last secret meeting. Mayumi, who accepts the student part-time worker who is intensely demanding, head-on. The two people's feelings communicate through skin to skin, stimulating each other and spiraling out of control to the extreme.