In this musical comedy, a talented singer named Deloris Van Cartier finds herself in a monumental mess when she witnesses a murder committed by her gangster boyfriend. To protect her, the police decide to hide her in a convent, where she quickly realizes that religious life is nothing like her glamorous style. The strict mother superior and the nuns, who lead a quiet and monotonous life, become a true challenge for Deloris, who feels like a fish out of water.
However, the situation takes an unexpected turn when Deloris decides to use her passion for music to transform the convent's choir. With her powerful voice and charisma, she infects the nuns, who, in turn, discover the joy of singing and challenge the rules of their monastic life. Soon, the choir not only attracts attention within the convent but also becomes a phenomenon in the community, drawing media attention and leading Deloris on an unexpected journey of self-discovery and redemption.
But life is not simple, as the danger from Deloris's past lurks around the corner, forcing her to reconcile her previous glamorous life with her new identity in the convent. With music, laughter, and a host of hilarious situations, this story celebrates the importance of friendship, faith, and the quest for personal freedom.