The story is of a young rabbit who seeks adventure beyond his immediate surroundings. His search for fun taking him to America, where he meets all kind of other animals who lead bizarre lifestyles and where lurks the treachery of man. This leads Howther to take a grown-up stance against evil-doing, putting him at the forefront of danger among both, animals and man alike until he finally conquers all. It is a tale of growing up in a dangerous world.