The tale opens roughly a century after Otome Yamabuki vanished, Rihan Nura's first spouse. He has finally steadied himself and life resumes its rhythm. As the leader of the Nura Clan, he devotes his efforts to forging a peaceful coexistence between humans and youkai. One day he notices Setsura distressed, so he decides to lift her spirits by taking the clan to a hot spring. There, Setsura resolves to confess that she once encountered Otome after leaving him some 100 years earlier. She delivers the note Otome had left for him, and the truth unfolds…