“...There were no bars on the window. While still running, Denis pulled off his overalls, wrapped them in a tight “cocoon” around his right hand, and when he ran up, he immediately moved across the glass with a flourish, turning away and covering his face with the elbow of his other hand. Then he began to knock off the fragments along the edges with short, precise blows. Ilya was breathing heavily, spitting bloody foam - having jumped, he bit his tongue hard - and every now and then looked over his shoulder. When the undead appeared at the end of the corridor, he gave a short cry and rushed into the window opening, despite the fact that not all the fragments had yet been removed, and he cut open his shoulder..."