In 1972, John Wojtowicz attempted to rob a Brooklyn bank to pay for his lover’s sex-change operation. The story was the basis for the film Dog Day Afternoon. The Dog captures John, who shares his story for the first time in his own unique, offensive, hilarious and heartbreaking way.

Lt. Franta Slama is a top pilot in the Czech Air Force who is assigned to train a promising young flier, Karel Vojtisek, and they soon become friends. When Nazi Germany invades Czechoslovakia in 1939, they both reject the authority of their new leaders and escape to England where they join other Czech exiles in the RAF. While flying a mission over England, Karel crash lands and happens upon the farmhouse of Susan, a young woman whose husband is in the Navy. Karel soon falls head over heels for Susan but, while they enjoy a brief fling, in time Susan decides she prefers the company of the older and more worldly Franta. As Franta and Karel struggle to maintain their friendship despite their romantic rivalry.