Go forward towards the foot of the stairs, then turn ninety degrees to the left and continue down the narrow hallway, going down three steps. At the bottom of the steps, enter the room on the left with the treadmill.
Go into the hallway and down the first set of steps. Wait inside the double doors on the left.
Exit the room and turn left. Go down the hallway and down the three steps then turn left and go into the room. Wait near the treadmill.