Top Secret Identity

This is an Apple Books audiobook narrated by a digital voice based on a human narrator.
HER NEW LIFE 

Morgan Smith had to give up her name, her calling and her past when she entered the witness protection program. Now a caretaker of horses on an Iowa farm, she spends her days in the stables and helping kids learn to ride. But danger has followed her. She longs to tell her handsome boss, Alex Reardon, everything—about the troubled adoption agency she worked for, a missing infant and the attempt on her life. But sharing her past with Alex could put him in grave danger and lead a killer to their door…. 

Witness Protection: Hiding in plain sight