You are in the washroom right now, exit the washroom, turn right, you can find an opened door, enter into that room, to the left, you can find a glass window, go near the glass window, turn back, you can find a stair case which is outside the room, go near the stair case, get down the stairs, there is a wall infront of you, turn left and stand at the middle of the stairs, where to the right you can see a bed, that would be your end point.