Natsume has been busy, navigating between humans and Yokai when he coincidentally reunites with an old classmate, Yuki. The reunion brings back painful memories of a certain Yokai. Meanwhile, Natsume also becomes acquainted with Tsumura Yorie, a woman in the memories of a Yokai whose name Natsume had returned. Yorie knows much about Reiko, and now lives a peaceful life with…