When her excitable, social-climbing cousin Vasti calls to say there"s trouble in Byerly, new mum Laura Fleming is tempted to say she"s off-duty. But it"s not Vasti who needs help, it"s Aunt Maggie - or rather, Maggie"s new husband, Big Bill Walters. The news that someone is trying to kill the old coot is enough to send Laura and her Yankee husband, Richard, packing.