Magnolia Road by Jack Sprouse

Theirs is an improbable story. She is a girl from Vermont, purposeful and dedicated to her calling in life. He is a rancher from the high country of Colorado who takes life one day at a time and never plans to be anything but what he is. When they fall in love, their lives change forever. She becomes his purpose and calling in life, and he becomes the only thing she really wants or needs. In the end, she is torn between the man she loves and the obligation she is honor-bound to fulfill—and whichever choice she makes is likely to break her heart…