1944, Germany: Ernst Beck’s new job at Erfurt’s most prestigious engineering firm means he can finally make a contribution to the war effort. But there is a price. Ernst is assigned to the Special Ovens Department. Their destination - the concentration camps. As the true nature of his work dawns on him, Ernst has a terrible choice to make: turning a blind eye will keep him and his family safe, but that’s little comfort if staying silent amounts to collusion in the death of thousands.