Classified K-9 Unit Series

When a fellow FBI agent is kidnapped and a protected witness vanishes, Leo Gallagher will stop at nothing to find them both. So when he discovers a link between the case and a single mother in Wyoming, Leo and his trusty K-9 partner rush to question Alicia Duncan. Could she be the key to locating the missing persons?

Witnessing a prison break, FBI agent Julianne Martinez is within seconds of death...before she's rescued by the one man she thought she'd never see again. She'd know her long-ago love, Brody Kenner, anywhere, even with a sheriff star on his chest. Years ago she left Texas and Brody, and had no plans of returning...until the trail of a missing agent brought her home to both.

When Special Agent in Charge, Max West, and his K-9 partner, Opal, look into a series of bombings in Northern California, horse trainer Katerina Garwood instantly seems suspicious. As the ex-fiancee of a man tied to the criminal Dupree family, Katerina may know more than she's letting on - especially since the infamous syndicate is targeting her. And Max isn't sure he can believe her when she says she knows nothing. Despite his reservations, though, he can't deny his attraction...or the impulse to protect her.

While on a mission to bring his sister's killer to justice, bounty hunter Riley Martelli spots a missing FBI agent in a Colorado national park. When he calls in the tip, he's joined in his search by Special Agent Harper Prentiss. Harper, aided by her faithful German shepherd, is determined to locate the missing agent...without falling for the charms of the handsome bounty hunter. Working together is the best option to find their targets, but it also doubles the danger they're in.

Close to bringing the Dupree crime family that murdered his parents to justice, FBI agent Ian Slade wants to track the leader - not protect the man's niece. But with Esme Dupree's uncle determined to silence her before she can testify against her brother, Ian and his K-9 partner are duty-bound to guard her. Even if her family ties make him doubt her innocence. But as he and Esme fight to survive the chase through the Florida Everglades, it becomes clear to Ian that she's nothing like her family.

Single mother Penny Potter has spent months in hiding to keep her toddler from his father, a rogue FBI agent turned fugitive. But he's determined to flee the country with the child, and she can't dodge him forever. When he corners Penny in the Montana wilderness and gets away with their son, she's forced to trust his brother, handsome FBI K-9 Agent Zeke Morrow. And Zeke must decide where his loyalty lies: with his sibling or the woman he wasn't supposed to fall for. As the bullets fly and family ties are tested, Penny and Zeke will fight to save the boy who brought them together.