One of the richest men in Canada is shot dead in his Toronto mansion. The police are baffled. The victim's family call on Rachel Tile, head of the school of criminology at a Toronto university, to conduct an investigation. As the dead man's ex-wife, Rachel knows enough about his unethical business practices and callous cruelty to shed no tears over his murder, but reluctantly takes on the role. Struggling with pressure from the university to raise...