The warmhearted story of Polish immigrant and mathematician Stan Ulam, who moved to the U.S. in the 1930s. Stan deals with the difficult losses of family and friends all while helping to create the hydrogen bomb and the first computer.

The film is based on a real story that happened in 1943 in the Sobibor concentration camp in German-occupied Poland. The main character of the movie is the Soviet-Jewish soldier Alexander Pechersky, who at that time was serving in the Red Army as a lieutenant. In October 1943, he was captured by the Nazis and deported to the Sobibor concentration camp, where Jews were being exterminated in gas chambers. But, in just 3 weeks, Alexander was able to plan an international uprising of prisoners from Poland and Western Europe. This uprising resulted in being the only successful one throughout the war, which led to the largest escape of prisoners from a Nazi concentration camp.

Jakub is coming back to his home town only to discover his former girlfriend has leukemia. He has to confront the past he wanted to escape from.