Books 4-6: The New Rulebook & Pete Zendel Christian Suspense Series. BOOK 4: VANISHED When decorated Silver Stone Police Captain Robert Towers leaves home after a bad day with his wife and doesn't return, all eyes turn to his wife, Ruby Towers, for answers. But as his disappearance stretches from one day to the next, it raises conflicts about the state of their marriage, his love for his family, and...