Leave the bathroom and take a right. Enter the massage room that is two doors down on the right. Go into the sauna room that is the first door on the right. Stop right next to the table in the middle.
Go forward, take a slight and then go forward a little more, take a right, go forward, take a left then take a right.
Walk out of the bathroom and turn right. Turn right in front of the plants and walk into the room past the glass shelf. Walk across the room into the sauna. Stop just inside the sauna.