His high school sweetheart returns with a baby...and a devastating secret. Reese Markowski can't believe he's hiring his ex-girlfriend--but to save his program for dogs and at-risk kids, the veteran needs Gabby Hanks. Single mum Gabby's fierce love for her infant daughter is undeniable, as is the child's effect on Reese's wounded heart. Their holiday reunion is a joyful surprise, but nothing prepares Reese for the truth about Gabby's baby...