A bereaved doctor undertakes a diabolical experiment in a shattering philosophical thriller that anticipates the moral, social, and metaphysical dilemmas science is poised to confront. Davis Moore is a fertility doctor in Chicago specializing in reproductive cloning, when his 17-year-old daughter is brutally raped and murdered. The case is investigated but never solved. Months later, Moore retrieves her belongings from the police, and finds among them a vial containing the killer's DNA.

A bereaved doctor undertakes a diabolical experiment in a shattering philosophical thriller that anticipates the moral, social, and metaphysical dilemmas science is poised to confront. Davis Moore is a fertility doctor in Chicago specializing in reproductive cloning, a controversial and closely regulated new practice, when his 17-year-old daughter is brutally raped and murdered.