Ringar på vattnet: Del 1: Regie: Erik Leijonborg Mit Eva Röse, Jerka Johansson, Allan Svensson, Peter Perski A plane on its way from Visby must make an emergency landing when a man mysteriously becomes ill on board. The man turns out to be someone other than the one he has pretended to be. Maria Wern leads the investigation and becomes involved in a mysterious disappearance with links to Russia.
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