Snufkin Leaves Moominvalley

Again winter is at the door and Moominpappa and Moomin are collecting wood to keep the house warm during their long hibernation. Moomin is feeling very sad because it is time for Snufkin to go away on his long annual trip. Moomin talks his parents into letting him go along, but Snufkin says no - he needs some time to himself.

Synopsis excerpt via Kitsu.