In the year 2000, widow and photographer Teresa Riley slips at the top of a waterfall and plunges into the eighteenth century. She is rescued by an ancient woman, Naomi, and her two companions, Matthew Gunn and Joseph Brant, taken to a Mohawk Indian village and forced to take up residency. Swept up in an adventure beyond her wildest dreams, she forges a tentative friendship with her three rescuers. But when she discovers a deadly conspiracy, she must place all her trust in them to help her change the course of history.