Kana, a married woman, has not had sex for a while since her husband was promoted and has become busy at work. Perhaps because she is at an age where her sexual desire is increasing, her body has become a little sensitive recently... One day, Kawagoe, one of her husband's subordinates, comes to their house. Kana tries to take care of Kawagoe, who is drunk after being forced to stay with her husband, but when they get close, their nipples rub against each other unintentionally... Kana moans unintentionally, and Kawagoe, influenced by the alcohol and irritation at his boss, half-forcefully develops Kana's nipples...