The excursion ferry became the site of a bloody massacre caused by Fred Brinkley, who suddenly opened fire on tourists. Four were killed. Claire Washburn, a forensic scientist and close friend of Detective Lindsay Boxer, is seriously wounded. The killer has voluntarily surrendered to the police, but a savvy lawyer is ready to help him escape responsibility... Lindsay, who is assigned to handle the Brinkley case, and her friends - an excellent homicide investigation team - are convinced: this must be prevented at all costs. After all, Brinkley is deadly. And, when released, he will kill again and again...