AmokWatch THE CALENDAR KILLER on Amazon Prime now a gripping adaptation of Sebastian Fitzek's bestselling novel WALK ME HOME. Good morning. It's 7. 35 a. m. And you're listening to your worst nightmare. A psychopath has taken six people hostage at Berlin's leading radio station. He's playing a dangerous game with the listeners. Every hour, a telephone will ring somewhere. Maybe it will be in your house. Or your office. And if you can't play the game, a