For Charlotte Carpenter, a job out West as a child's caretaker represents freedom and independence. But when she arrives, circumstances dictate that she must marry the child's father for propriety's sake. Charlotte has always seen marriage as a trap, an opinion that's shared by her groom, Paul Harrison. He assures her their match is temporary-to sell his herd of horses, with an annulment at the journey's end. But as they travel on the trail together, will their temporary marriage turn into lasting love?
