Climb the two steps next to you and veer right, going around the column. Exit the room via the double doors to your right and head to the top of the stairs leading downwards. Stop after descending one step.
Go to the top of the stairs and out the door in the same direction. Once through the door turn right and stand at the top of the stairs going to the basement.
Exit the bedroom and wait at the top of the stairs on the right.