Once upon a time in the forest - Nin the Dapplewood forest lived Abigail the wild mouse, Edgar the mole, and Russell the hedgehog, in happiness and harmony. One day a terrible toxic cloud polluted, endangering the life of their friend Michelle. Abigail, Edgar and Russell accompanied by the wise Cornelius then decide to venture along inaccessible roads and paths, to save their friend and the fate of their forest ...