Nana, who lives a life that everyone envies, is also renowned as a beautiful wife in the neighborhood association. One day, after accompanying her husband on a business trip to Okinawa and getting sunburned, Nana's father-in-law becomes concerned and asks the local doctor to examine her. However, upon seeing the lewd tan lines from her swimsuit, the doctor changes his demeanor and realizes that she had been on vacation while her sick father-in-law was left behind. He then forces her to perform oral sex as a gag order. Furthermore, other men from the neighborhood association start molesting the tanned housewife's body. And then, her father-in-law witnesses the scene…
