Right now, you're on the staircase facing towards the railings. Turn right and walk all the way through the stairs. After you reach the end point of the  staircase, move towards the passage which is in front of you. Now, slightly turn left and move forward until you reach an opened door on the right. Now, turn right and enter into the room, where you will be facing towards a bed. Slightly turn right and move forward. Stand at a point, where you can see a bed on the left and a potted plant in front of you and that is the end point.