Tracing missing persons puts a K-9 team at risk. When K-9 Officer Daniel Fletcher responds to a panicked call from his estranged childhood friend, Annabelle Brooks, he discovers her clinging to the edge of a cliff, fighting for her life. Her search for missing friends in Mesa Verde National Park has made her the target of ruthless attackers. Now, Daniel and his loyal K-9 partner, Fern, must lead Annabelle through perilous hidden tunnels while tracking the missing couple. But danger is everywhere, and the assailants are closing in. Can Daniel outsmart their relentless pursuers and expose their deadly plan, or will they all lose their lives? From Love Inspired Suspense: Courage. Danger. Faith.

K-9 Search and Rescue Book 1: Desert Rescue by Lisa Phillips Book 2: Trailing a Killer by Carol J. Post Book 3: Mountain Survival by Christy Barritt Book 4: Search and Defend by Heather Woodhaven Book 5: Following the Trail by Lynette Eason Book 6: Dangerous Mountain Rescue by Christy Barritt Book 7: Wilderness Hunt by Lisa Phillips Book 8: Alaskan Mountain Search by Sarah Varland Book 9: Alaskan Avalanche Escape by Darlene L. Turner Book 10: Tracking Stolen Treasures by Lisa Phillips Book 11: Alaskan Wilderness Rescue by Sarah Varland Book 12: Lethal Mountain Pursuit by Christy Barritt Book 13: Tracking the Missing by Sami A. Abrams Book 14: K-9 Alaskan Defense by Sarah Varland Book 15: Searching for Justice by Connie Queen Book 16: Detecting Deadly Threats by Carol J. Post Book 17: Hunting a Killer by Sarah Varland Book 18: Tracing a Kidnapper's Trail by Katy Lee Book 19: Dangerous Mountain Search by Jodie Bailey Book 20: Chasing Danger by Kerry Johnson Book 21: Trailing a Kidnapper by Connie Queen.