Darkest Instinct

In this thrilling installment of Robert W. Walker's Instinct series, FBI medical examiner Jessica Coran uncovers chilling mysteries involving dead bodies found in the waters of the Florida Keys and London’s Thames River. As she investigates, she must confront the possibility of a single killer or perhaps two, each with gruesome motives. With her expertise and keen instincts, Jessica navigates a dangerous world of perverse hungers and deadly secrets.