 Major characters in the books include Rina's two sons by her late husband, Jacob and Samuel Lazarus; Cindy Decker, Peter's daughter from his first marriage; Rina and Peter's daughter Hannah Decker; and Peter's police partner Detective Marge Dunn.Decker's daughter from his first marriage, Cindy Decker, a teenager in the earliest books, eventually follows her father into the police force and is the main character of two of the later books, "Stalker" and "Street Dreams.