Turn left from the place you are standing. You will find an open door. Now exit from the open door and keep moving forward. On the right side you will find stair case. On the left side you will find an open door. Now enter into the open door and keep moving forward. You will find washroom in front of you. Now turn right you will find an open door. Now go and stand in front of the room. On the right side you will find stair case. That will be your final destination.