Neuroses brought on by childhood trauma take a toll when two half-brothers -- one a geneticist, the other a teacher -- embark on new love affairs. Franka Potente, Jennifer Ulrich, Shaun Lawton, Martina Gedeck, Moritz Bleibtreu, Christian Ulmen, Nina Hoss, Nina Kronjager, Herbert Knaup, Michael Gwisdek, Thomas Drechsel, Ingeborg Westphal, Thorsten Merten, Tom Schilling, Jasmin Tabatabai, Corinna Harfouch, Ulrike Kriener, Katharina Palm, Hermann Beyer, Birgit Stein Added on Netflix 2021-12-15.