you are facing a wall and a window in between the stairs, slightly turn right and go downstairs until you reach the last step of the stairs, go forward towards the left side of the table which is having chairs around it, slightly turn left where you can see two entrances, go forward towards the left side of the entrance that is on to your right, slightly turn right and go forward towards the table which is just behind the couch, slightly turn left and go forward towards the portrait on the wall which is just behind the chair, here right in front of the portrait you have reached the destination.