This time, the man's daughter who became the target of the research institute is Reina-chan, a model with slender legs.Regardless of appearance, she is actually de M! ! A secret medicine called "Double Fantasy" is driven into the body, and it is remodeled into a body that feels exactly multiple orgasms, and it is made to cum many times in the buttocks. While peeling the whites of her eyes and shouting "Iku, Iku, Iku!"