A Dime a Dozen (The Million Dollar Mysteries #3)
Mindy Starns Clark

Just like that, business investigator Callie Webber finds herself involved in the life of a young wife and mother whose husband has disappeared. . . possibly the victim of foul play.
"I won't go away until my husband comes back," Luisa said, her face threatening to crumble into tears once again.
"Your husband left you?" I asked.
"No," Luisa said, sniffling. "He didn't "leave." Something happened to him. And we'll stay here until we find out what that was and where he is "
Callie has come to the beautiful Smoky Mountains hoping to award a million-dollar grant to the charity set up in her late husband's honor. But in the search for a missing migrant working, a body is discovered, which puts the grant on hold and her new romance with her mysterious boss in peril. Trusting in God, Callie forges steadily ahead through a mire of clues that lead her deeper and deeper into danger.