The killer's modus operandi is the same in each instance: strangulation, always with a guitar string, pulled tight from behind until life is taken. And though the murders are taking place up and down country, there is one other similarity that Inspector Wilkins can't help noticing. Each and every victim is a psychotherapist ...Donald Dorricks is on a mission. Nine psychotherapists to go and his crusade is complete. Yet even after giving himself up and confessing to the killings, he still protests his innocence. And just as Inspector Wilkins struggles to catch the killer, Dorricks' wife Verine attempts to understand the reasoning behind the murders ...