Vincent Naylor, just released from jail, resumes plans for an armored car robbery. Policeman Bob Tidey, discouraged by his colleagues making deals with criminals and about to commit perjury, is investigating the murder of a crooked banker. A call from an old acquaintance will change his course of investigation. Maura Coady, a retired nun living on regrets and bad memories, sees something that she can't ignore and decides to tell someone. She makes a phone call that sets in motion a violent fate.