[Original: Puu no Puu Puu Puu / A popular aphrodisiac manga with 2 copies sold! ] A rental apartment exclusively for youkai in a quiet residential area that came several months ago to take over the place of his father who died suddenly.There was Yukino, a widow who had lost her husband and was a very ephemeral and beautiful widow.And in his father's room, which he left behind, there was a ring that could manipulate only youkai at will.She was supposed to help Yukino-san, who was in need, but her situation took an unexpected turn, following her own desires.