When he was younger, Takashi Natsume thought that seeing ghosts was just a burden. Now as a high school student, he has overcome his past struggles and formed strong connections with both humans and ghosts. His friendship with Madara, also known as "Nyanko-sensei," is one of these bonds. Although he has more powerful ghostly friends now, Natsume realizes that there is still much for him to learn about this world.