You are facing towards the window, turn to your left and move forward, exit the room through the open door, now slightly take left and move forward, you are facing towards the portraits on the wall, now slightly take left and move forward towards the stairs, now slightly take right and move forward, now turn to your left and move forward, there is an open door, enter into the room through the open door, and move towards the white cabinet, stand beside it, it is your end point.