Turn around and walk out of the bathroom. When you're in the hall turn to the left and walk down that hallway. When you get to the next place that you can, turn right. You'll be in a long hallway with big planter things. Stop by one and wait.
Walk out the bathroom door and turn left. Go down to the end of that hallway where you'll see a glass wall and turn right. Go through the glass doors at the end of the hallway.
Go to the door Go to the wall lights on the left Go to the light switch Go forward one metre Go to the seat on the right Go to the glass doors.