Natsume's Book of Friends - S06

Takashi Natsume has gotten used to his encounters with youkai through the Book of Friends, which holds the names of youkai his grandmother, Reiko Natsume, bound in contracts. These meetings help Natsume understand the youkai, Reiko, and himself a little better. The Book of Friends is a powerful tool that can control youkai, and both youkai and exorcists want it. Natsume just wants to live his daily life in peace, but these experiences keep getting in the way. To put an end to this torment, Natsume must learn more about the book and the world of exorcism, and start opening his heart to those who can help him.