In a time of superstition and magic, when wolves are seen as demonic and nature an evil to be tamed, a young apprentice hunter comes to Ireland with her father to wipe out the last pack. But when she saves a wild native girl, their friendship leads her to discover the world of the Wolfwalkers and transform her into the very thing her father is tasked to destroy.

Four young people escape Athens to a forest where the king and queen of the fairies are quarreling, while meanwhile, a troupe of amateur actors rehearses a play. When the fairy Puck uses a magic flower to make people fall in love, the whole thing becomes a little bit confused...