Drama ensues when Knutsen and Ludvigsen discover that they may loose their tunnel. Only the legendary pirate Captain Knutsen can help. But where is he? An amazing journey unfolds as Knutsen and Ludvigsen depart on a wild adventure to find Captain Knutsen and save their tunnel. But the salvation turns out to be even closer to home than anyone dared guess. It lives in the tunnel, has hundred of heads and at least fourteen legs.