Having lost both his parents, Tijl Uilespiegel persuades his friend Lamme Goedzak to join the army of Geuzein in their fight against the Spanish conquerors. Tijl is secretly searching for 'the seven ghosts' and Lamme is looking for his estranged wife, Kalleke. Back home there are rumors of a werewolf terrorizing the area. Tijl vows to capture the beast.