 Barend has been transported back to Hamelen by Clovis, the rat-catcher s brother, by using another pipe from the magic organ. Together with Nifterik van Spa, an old servant of Clovis, the Hamelaars decide to travel to Clovis  father, King Zwankezwaan at Wamp to find out more. Hildebrandt renounces his title as the Baron of Laar.