Grit is a short film based on true events during the Battle of the Scheldt, which took place at the end of World War II in the Netherlands.
The main event of the film happened on October 3, 1944. The Royal Air Force bombed the seawall of Westkapelle to set the island Walcheren underwater in their attempt to dislodge the Nazis. Forty-seven villagers hid in the mill The Rose when it got hit. Only three of them survived. The main character Jerina is based on Jo Theune. Stuck under the rubble, while water is rising, Jerina is confronted with the loss of her family during the war.
Her husband's storyline is based on Wouter Damen. He was part of the resistance and got busted on October 2, 1944. Damen got exported for trial but was executed halfway, without trial, on his birthday October 8, 1944.