You are standing at top of the staircase go down, once you are at the bottom of the staircase on the marble floor look straight ahead towards the picture on the wall, which has black and white flowers on it, move towards that picture and turn right, you should be seeing that their is a round grey sofa on your right and on your left their will be two closed doors, so go towards the second closed door on your left and once you are about to enter that room you are done.