The boundaries of madness

Ziba Mackenzie is a profile and consultant Scotland Yard. She makes up a psychological portrait of the criminal. For her, not prints of fingers and DNA are important at the place of murder, but a person, motives, projections and psychological injuries from the past, pushing a person to crime.
London, hour peak. A suburban train isproofed - and literally falls apart. Ziba, who was traveling in it, is trying to save her neighbor on the carriage. She, dying, whispers: He did it. You must tell someone. "
... a serial killer who has returned to the city feels a surge of inspiration. He had been waiting for this moment for 25 years. Ziba begins the investigation, not suspecting that in the maniac script a special role is assigned to her