Step 1: Grab a chair.
Step 2: Hold it for dear life.
Step 3: Pray for divine intervention, because this is going to be a long night.
Step 4: Realize that divine intervention is not coming, because who needs that?
Step 5: The Point of No Return »Step 6: Wander aimlessly, hoping to find a door that isn't locked or trapped.
Step 7: Give up and accept your fate as a prisoner of the office.