When a storm takes them by surprise, Yakari, his best friend Rainbow and his pony Little Thunder take cover in a cave.
They discover when they come out of their refuge that the hill they are on is surrounded by rising water.
On this new island, they befriend a wounded moose threatened by a merciless predator.
- Format: Paperback
- Pages: 48 pages, 267 illustrations
- Publisher: Cinebook Ltd
- Publication Date: 11/05/2009
- Category: Comic strip fiction / graphic novels
- ISBN: 9781849180108