While investigating a case near his hometown, Jon quietly reopens the murder book on Mandy Baker and begins to see commonalities between Mandy's disappearance and his new case. Digging up the past raises intriguing possibilities with an old friend, Serena Bell—but also forces them to work through old betrayals. As the investigation intensifies, Jon realizes he has crossed paths with the killer before. Murder Book is the first book in the Jon Frederick series.