Hisashi and Sumire have decided to greet Hisashi's father in order to get his marriage approved. However, Hisashi's father was strict and decided to lie to work for a first-class company, thinking that he would not like the job of violet underwear model. The two were allowed to marry safely, but one day her father saw a picture of her underwear taken at work. Violet's too erotic body destroyed even her strict father's reason. Her perverted father uses an aphrodisiac to violet.