Mountain Bodyguard

This is an Apple Books audiobook narrated by a digital voice based on a human narrator.
HER ROCKY MOUNTAIN BODYGUARD 

Caring for six children was supposed to be the toughest part of Lexie DeMille's new job. Then their massive Aspen residence was attacked and it was clear someone had a very personal vendetta to settle. A job that required TST Security and its best bodyguard, Mason Steele. His focus should only have been on securing the remote mountain hideaway. But unraveling Lexie's secrets became critical to the case and to his own private agenda. Under a veneer of domesticity was a marine brat with more survival skills than your average nanny. Something about her had driven her assailant into a violent rage. And that same thing blurred the parameters of Mason's detailand would test his every survival instinct.