In the midst of World War I, two young British soldiers, Blake and Schofield, receive an almost impossible mission that could change the course of a crucial battle. In a devastated and perilous landscape, they are tasked with delivering a vital message to a unit at the front, warning them of a deadly trap set by the German forces. With time running against them, the two comrades embark on a dangerous journey through the trenches and the battlefield, where the horror of war becomes palpable with every step.
As they traverse the desolate terrain, they must confront adversity not only from a ruthless enemy but also from their own fragility and the weight of the responsibility to save more than a thousand men. As they progress, they encounter harrowing scenes of destruction and bravery that test their mental and emotional resilience. The tension escalates with each passing moment, immersing the viewer in a tale of struggle and survival, filmed in an impressive visual style that simulates a continuous shot. Every decision matters in this race against time that reflects desperation and camaraderie in the darkest moments, showing that, amidst chaos, hope and humanity can shine brighter than ever.