A mysterious letter containing ominous hints and strange silver charms of a howling wolf and a malevolent fairy leads Tig and Elsa deep into Grimmhart Forest, a dark enchanted world of sinister secrets and creatures unknown. A place where the magical powers of ancient animals are unleashed. The place into which their grandfather has vanished...

Tig and Elsa must stray far from the forest path if they are to outwit those who wish them harm. But trouble lurks in the shadows and danger does not always come from outside. Can Tig resist the lure of his Ice Wolf charm or will his newfound courage spell out his destruction?