Natsume Yujin-cho - Season 3 Episode 9 Through the Autumn Wind

Because of his poisonous arrow wound, Madara spends most of his time sleeping to heal. Without Sensei to protect him, Natsume has to remain constantly on guard. Especially since a strange stone seems to stir strange phenomena everywhere around him. To make things worse, it's the cultural festival and Natsume is appointed to serve the clients at the bazaar set by his class. But the pressure of keeping secrets from his friends is causing Natsume to break.