After watching her sister have sex, Hari is reluctantly made to endure Souichiro's emboldened state by being ravished in the ass. And just when the two Blue Oni think they're about to have a nice threesome together with their stolen male mate, Kaede and Momiji barge in to save the day. Unfortunately, Souchiro seems to be too dazed to actually recognize his own wife and mother-in-law. What are the Red Oni to do?
Japanese Title: 鬼の姉妹はヒトのオスと子づくりがしたい 妹編