Lawman from her past

"When Lauren Beckett is nearly killed in a home invasion and discovers her son was switched at birth, she knows there's only one man she can turn to for protection. Deputy Cameron Doran isn't expecting to find his ex-lover on his ranch, claiming the unthinkable about the nephew he's been raising. But as they seek the truth, someone else is on the hunt ... and wants them dead"--Page 4 of cover.