Mary was the head of the BSAA base, and she was a brave and solid woman, but she sometimes collapsed and then got back up again. She was in her office working for a long time and suddenly there was a knock on her office door and a door opened and Chris entered carrying a cup of coffee and said Captain Chris is at your service, Boss. Mary smiled and said: Are you still at the base, Chris? I thought you came home? Are Jill, Barry and Rebecca there or have they gone home? Everyone's gone, boss