A stranger steals a stone and all of Jane's Island goes up in flames. To stop the mega-fire, the rock must be returned. In her pursuit, Jane meets Moquette, a goat who has also fallen victim to the stone thief. Faced with a gang of hyenas, on a cliffside in the company of a not-at-all vegetarian eagle and a lack of water, the companions make progress. They get back on the trail and the thief is brought to justice! In the end, Jane is faced with a dilemma, as the stolen stone has found a new purpose with the thief.