Calculated Risk (Audio cassette)

Newport Beach, California actuary Liz Matthews discovers counting dead people for a living can be murder when the bodies start multiplying. Liz's orderly life is disrupted when she literally stumbles upon the latest victim in a string of brutal rapes. As she helps and befriends the rape victim, she receives a shocking phone call from her mom. The mother she'd told everyone was dead. Morn wants Liz to find Liz's half-sister. Only, Liz didn't know she had a half-sister.

More bodies show up, including a twenty-year-old murder. A Mardi Gras mask connects the serial rapist, her missing sister and the murders. Armed with a black belt in mathematics, Liz uses intuitive and analytic skills to unearth a trail of blackmail and betrayal.