A Reno singer witnesses a mob murder and the cops stash her in a nunnery to protect her from the hitmen. The mother superior does not trust her, and takes steps to limit her influence on the other nuns. Eventually the singer rescues the failing choir and begins helping with community projects, which gets her an interview on TV.
When a nightclub singer is forced to take refuge from the mob in a convent, she ends up turning the convent choir into a soulful chorus complete with a Motown repertoire, until the sudden celebrity of the choir jeopardizes her identity.