Bukow and König investigate the deaths of two former military divers, who were also friends during their time as frogmen.
Quest roles:
Charly Hübner(Alexander Bukow), Anneke Kim Sarnau(Katrin König), Marie Gruber(Rosamunde Weigand), Hans-Uwe Bauer(Werner Wolf), Karl Kranzkowski(Heinz Kowski), Andreas Guenther(Anton Pöschel), Uwe Preuss(Henning Röder), Josef Heynert(Volker Thiesler), Fanny Staffa(Vivian Bukow), Lutz Blochberger(Wirt), Rainer Reiners(Rolf Schulte), Thomas Darchinger(Frank Dörner AKA Sohle), Beata Lehmann(Claudia Lehmann), Christoph Gaugler(Maik Lehmann), Branko Tomovic(Dragan Nikolic), Benjamin Höppner(Inhaber Café), Hajo Tuschy(Handlanger), Lukas Till Berglund(Frederik Bukow), Jack Owen Berglund(Samuel Bukow), Jürgen Verch(Wirt), Jakob Bieber(Polizist Anmeldung), Michael Kinkel(Gangster)