Out horseback riding, Dr. Katherine Gilroy accidentally stumbles into a deadly shoot-out and comes to US marshal Dominic O’Ryan’s aid. Now with Dominic injured and under her care, she’s determined to help him find her brother—the fugitive he believes murdered his partner. While Katherine’s sure her brother isn’t guilty, someone’s dead set on killing her and Dominic…and finding the truth is their one shot at survival.” DRIVE