Right now you are facing towards the bath tub, turn back and exit the door and you will find the hallway. Move towards the hallway and you will find a door opened on your right, enter into the door. Once you enter the door you will find a mirror in front of you, take right there, once you turn right you will find a door opened in front of you. Enter into the door and you will find a treadmill and behind the treadmill you will find a door opened, enter into the door and here is your destination.