Ever since he was little, Takashi Natsume has been able to see what others could not, namely monstrous spirits known as Yokai. Natsume's late grandmother, Reiko, would challenge Yokai to contests and the ones that lost had to sign a contract with her, binding their names to her "Yujin-cho." Ever since Natsume has inherited the book, together with Nyanko Sensei, his self-proclaimed bodyguard, he spends his days trying to return the names within the book to their owners. Natsume has been busy, navigating between humans and Yokai when he coincidentally reunites with an old classmate, Yuki. It brings back painful…
Source: MAL