The action in A Breath Hush takes place entirely under water. The camera disappears under water to follow the movements of a diver. As the minutes go by, you also hear the sounds of breathing and hearbeat, you begin to wonder when the diver will start gasping for air. You see images of another "breathtaking" world where the man almost becomes an alien being, like an unborn child in his amniotic fluid, a cosmonaut adrift in the universe. But he is inevitably forced to break away from these immaterial spheres, to emerge and fill his lungs with air...