No one could love a female doctor--Emma Allen knows that well. But her spinsterhood bothers her less than the lack of opportunity to use her medical training. In Missouri, no one trusts a female doctor, either. Then the opportunity arises to join a wagon train headed to the Oregon Trail. A new frontier offers a new hope for the life she wants to lead. But first she must deal with the hazards of the journey--including infuriating wagon master Zachary...