In 1944, as World War II rages on, the Germans prepare to send their last remaining submarine, the U-900, on a clandestine mission from Toulon to Warnemuende. The submarine's commander, Atze, disguises himself as the renowned Lieutenant Commander Roenberg, but the crew begins to question his authority when he issues unorthodox orders.
U-900
In 1944, a German submarine, U-900, embarks on a covert mission from Toulon to Warnemuende, led by a novice commander, Atze, who poses as the esteemed Lieutenant Commander Roenberg.
