When Marian, an earnest romantic and idealist, goes missing in the Himalayan kingdom of Bhutan, her twin sister Ruthie, a pragmatic skeptic, journeys from Canada to search for her. When Ruthie uncovers Marian?s passion for a Bhutanese monk and her hazardous trek over a mountain pass to Tibet, she fears the worst. And those fears only intensify when a sinister Tibetan reveals that he is also in pursuit of Marian. As the sisters struggle to reach each other, they must overcome the demands of their own hearts and spirits