Ep 13. Autumn Banquet

Natsume's Book of Friends season 1 episode 13 is called "Autumn Banquet". In this episode, Natsume meets a powerful yokai named Matoba who is part of a group that hunts yokai in order to use their powers for their own selfish purposes. Matoba is particularly interested in Natsume's unique ability to control yokai using the Book of Friends, a powerful tome left to Natsume by his grandmother.

Natsume is initially suspicious of Matoba's intentions and refuses to cooperate with him, but soon finds himself drawn into a dangerous situation when he agrees to attend an autumn feast hosted by Matoba. At the feast, Natsume is offered a rare delicacy that is rumored to increase a yokai's power exponentially, but he quickly learns that there is a terrible catch - the feast is actually a trap set by Matoba and his men to capture and use a powerful yokai for their own purposes.

As the situation grows more dire, Natsume must work with some unlikely allies, including the mischievous yokai Nyanko-sensei and a powerful spirit named Reiko, in order to escape the feast and protect the innocent yokai from harm.

"Autumn Banquet" is a thrilling and suspenseful episode that offers a deeper glimpse into the world of yokai hunting and introduces new characters and challenges that will keep viewers on the edge of their seats. Natsume must use all of his wit and courage to navigate this dangerous situation, and the consequences of his actions will have far-reaching consequences for both himself and the yokai he has sworn to protect. With stunning animation, heartfelt performances, and a gripping storyline, "Autumn Banquet" is a standout episode in an already incredible series.