Tom is a boy who lives quietly in the country with his adoptive parents. He has a friend, Lili, who has a little home menagerie. One day the frogs predict a terrible flood. There is only time to take the animals to the granary which, thanks to a very big air chamber, will become a new “Ark”. Farm and menagerie animals will have to learn to live together. But the only food on board is potatoes, and the carnivores aren’t very happy about it. There is the risk of mutiny…