Based on the erotic game by Lune.

It has been a few days since the protagonist received the hypnotic penlight and began venting his desire on the women in the family.

However, some rumors have started: "That family is doing something suspicious..."
The Mamiya family, which was given the cold shoulder​ by the whole town, is going to be forced to leave.

While being caught in a dilemma, Yuuichi noted that most of the wives in town are sexually frustrated.
"I want them to be in my 'family'."
Thus, dark lust starts to cover the neighborhood, and even more hypnotic life begins...