Set in the final days of the Warsaw uprising in 1944, the movie depicts a desperate battle amidst the ruins, as Lieutenant Zadra leads a company of 43 men against German forces. With their comrades cut off, Zadra is ordered to retreat through the sewer system, a decision that symbolizes the loss of the battle.

Kanal
In the midst of the 1944 Warsaw uprising, a courageous Polish Lieutenant named Zadra and his fellow resistance fighters cleverly utilize the labyrinthine sewer system to evade capture by the German forces.