Chisato has been married to her husband for 20 years. At first, they got along well, but now her husband prioritizes his work and ignores her. Then, one day, two of her husband's subordinates come to their house. Having had the chance to interact with a young man for the first time in a long time, Chisato is happy and unable to contain her excitement. She then finds herself reaching for the bulging crotch of her drunk subordinate...