**They make the perfect team Until a killer targets them both** Rancher Dunne Thompson spent his adult life trying to atone for his serial killer grandfather. When his friend’s mysterious twin, Quinn Peterson, offers her help with his latest obsession—tracking down a copycat killer—it’s a nonstarter. But Quinn’s quick, unorthodox mind catches patterns Dunne hasn’t seen. As attraction and danger collide, the clues lead to a suspect more surprising than Quinn herself… **From Harlequin Intrigue: Seek thrills. Solve crimes. Justice served.** **Discover more action-packed stories in the* ***** Covert Cowboy Soldiers **** series. **All books are stand-alone with uplifting endings but were published in the following order:** **** Book 1: *The Lost Hart Triplet* Book 2: *Small Town Vanishing* Book 3: *One Night Standoff* Book 4: *Shot in the Dark* Book 5: *Casing the Copycat* Book 6: *Clandestine Baby*