Banquet at the Forest's Edge (Season 2, Episode 1)

Banquet at the Forest's Edge is the first episode of the second season of the anime, Mushishi Zoku Shou.

Synopsis
A sake brewer loses his way home and comes upon a strange ceremony. There, he tastes a sweet, glowing sake that he's never able to forget. Years later, his son encounters a late-night ceremony and pretends to be part of it as he meets Ginko.