Book excerpt: After Mallory Keegan's sister died in childbirth, the grieving doctor vowed to do one thing: find her niece's father. Mallory never expected her long search to lead her to Weaver and its most mysterious resident, Ryan Clay. Brooding, elusive Ryan was an unlikely dad for little Chloe…and unexpectedly set Mallory's blood burning with desire. Ryan had always lived a life of secrets, but learning he was a father took even the former undercover agent by surprise. More shocking was how strongly he felt about his newfound daughter—and the sparks that simmered between him and Chloe's tantalizing aunt. They were turning out to be the best Christmas gift he had never imagined….