The final amen is death Audrey Davis's final prayer is murder.
Young, affable, and comfortable in his Kansas City surroundings, Doug Nolan's world is shaken when he discovers the dead body of the kindly Audrey Davis. A quick stop to deliver groceries, instead turns into a mission to deliver clues into Audrey's death. Doug soon finds that things aren't always what they seem.
When Mrs. Beatrice Crenshaw was Doug Nolan's third-grade teacher, he thought she was formidable. Years later, when he sees the elderly Mrs. Crenshaw standing over the murdered corpse of Audrey Davis, he thinks she's guilty.
Doug Nolan finds himself mixed up in the muddled mess of murder, as he tries to discover why Beatrice Crenshaw would murder Audrey Davis. A routine grocery delivery proves instead to deliver up decades of secrets. Can Doug Nolan deliver the goods to put away a callous and calculating murderer? Aided by the varied talents of his grandmother's Bible study group and an unpredictable septuagenarian sidekick, Doug delves into the hidden aspects of Audrey Davis's life. Once Doug reveals the full truth behind Audrey's death, he knows he has come face-to-face with a cold-blooded killer.