Traces the story of a former nun who devotedly worked alongside Mother Teresa in service to the world's poor, describing her teenage decision to enter a convent, the struggles she faced as an independent thinker, and her decision to leave the church after twenty years.

The author of Dead Man Walking, the nation's foremost leader in efforts to abolish the death penalty, shares the story of her growth as a spiritual leader, speaks out about the challenges of the Catholic Church, and shows that joy and religion are not mutually exclusive.

Parish priest Father Chuck O'Malley (Bing Crosby back after introducing the affable O'Malley in the 1944 film Going my way) is sent to revive a financially-ailing parochial school and immediately finds himself at odds with the no-nonsense Sister Benedict on how to educate the children. Beyond their battle of wits lies a bigger problem--the skinflint businessman next door wants St. Mary's condemned, so he can build a parking lot for his employees.