When the last of the sisters of St. Suzanne’s face forced retirement, they take matters into their own hands. A last-minute dash to New Zealand’s stunning South Island leads them to an ex-nun-turned-lawyer who can defend their rights. A young Māori boy jumps onboard to help, but has a secret mission of his own: to reach the peak of Mt. Cook, where he believes he’ll find his recently deceased mother before she steps off into the spirit world. But things go terribly wrong when an unexpected snowstorm throws everyone off course, and this oddball group of friends faces their greatest challenge yet — mortality.