Aktenzeichen XY … ungelöst is a German television programme broadcast since October 1967 on ZDF that aims to combat and solve crimes. Until 2003 it was produced in co-operation with the Austrian public service broadcaster ORF and Schweizer Fernsehen, a division of the Swiss public broadcaster SRG SSR idée suisse. It was the basis for the BBC show Crimewatch, the Dutch show Opsporing Verzocht and its US equivalent America's Most Wanted.
Friedrich is a wealthy, handsome German soldier fighting in World War II. His unit is stationed in Poland and occupies the estate of Countess Elzbieta. Forced to remain in her presence, Friedrich begins to pursue Elzbieta out of boredom.
