Right now you are facing a wall, turn around, where you can see upstairs, go upstairs. Here you will find an open door, get into the door and take right, now you find an open door in front of you, get into the door and move towards the brown couch, now turn left and move towards the couch, which is in front of you, now you will find an open entrance on your left, turn left and pass through the entrance, now turn right, where you will find a restroom in front of you, get inside the restroom and stand in front of a window, this will be your end point.