21x2 - Der Fall Preibisch

February 17, 1991

21x3 - Big Band Time

March 31, 1991

21x4 - Der Riss

April 28, 1991

21x5 - Das Treibhaus

July 17, 1991

21x6 - Todesfall im Park

August 28, 1991

21x7 - Mit dem Anruf kommt der Tod

September 1, 1991

21x8 - Ein verhängnisvoller Verdacht

November 17, 1991

21x9 - Thanners neuer Job

December 22, 1991

This is not how Commissioner Thanner imagined working in Berlin: Transferred from Duisburg to the river Spree, where he is to head a police task force, it's a matter of life and death on his very first day.