Rated: 6 times. Average rating 4
Minneapolis detectives Leo Magozzi and Gino Rolseth are confronted by a baffling new case, the murder of Morey Gilbert, the saintly elderly owner of a plant nursery, a homicide that is only the first in a series of killings of elderly victims, as the investigators once again draw on Grace MacBride's crime-solving software program to uncover a killer. 75,000 first printing.