Enemy infiltration / Carol Ericson. Warning shot / Jenna Kernan.

Enemy infiltration: Strong-willed Lana Moreno won't rest until she finds out the truth about her heroic brother's death. And neither will Logan Hess, whose covert government mission soon becomes entwined with another goal: protecting Lana. On Logan's Texas ranch, these unlikely partners are fighting to understand what really happened overseas while sparks ignite between them. But their investigation quickly provokes a firestorm of consequences - and attention from all the wrong people.

Warning shot: With Homeland Security on high alert, Rylee Hockings heads into the field to thwart a foreign threat. But local county sheriff Axel Trace doesn't want the newbie federal agent treading on his turf. As he learns to accept her help, the stakes rise as he realizes he'll have to reveal a secret that could jeopardize her case - and cost them their lives.