The sixth book in the exciting Daring Adventures series!
Mark and Penny Daring and David Curtis arrive in Dusseldorf, Germany expecting to enjoy a peaceful week working for Mr. Daring and to spend time sight-seeing in the lovely city. However, they are suddenly plunged into terrible danger! First, there's a fight with a gang of vicious neo-Nazi skinheads. Then, a banker who works with Mr. Daring is attacked by a communist crossbowman. The trio helps the banker flee to his speed-boat, but they are pursued and a high-speed chase commences in the dangerous river traffic! How will they ever escape?
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