Married for five years with no children, Asami works part-time as a cashier at a drugstore in the city. Upon returning home from work, she is greeted at her front door by a young student who lives in the apartment next door. "Welcome home, Asami-san." Their interaction is affectionate, yet there's a subtle, almost secretive, distance between them—a strangely awkward atmosphere. A married woman and a student. This is the record of an affair where the young man's impressively large penis fills her "desire-seeking womb," which her kind husband can't satisfy...