A shameful sexual fetish that you can't tell your husband

Seiko and Hisao, who have been married for the third year, move to the neighborhood of Hisao's boss, Sugino. Sugino, who is on a business trip alone, has a lot of sexual desire and takes an eye on Seiko. Sugino approaches Seiko by using the adult toys that Hisao brings back, saying it's a golf prize...