Masaharu, a virgin, was suffering, unable to handle his desires that were on the verge of exploding. He desperately wanted to have sex. At this point, any woman would do. In that state of mind, his eyes fell upon his mother, Ryoka. Come to think of it, his mother was a woman too... Looking closely, Ryoka's face was beautiful, and her body was erotic. Meanwhile, Ryoka, who had been starved of men since her divorce, had also been spending her days searching for an outlet for her own desires. Then, the two of them realized: if they were lonely, they could just comfort each other. With nowhere else to turn, there was nothing to stop them.