On Saturday, January 13, 2007, 28-year-old Catherine Marlow went into the office to catch up on a backlog of work. When she failed to turn up for a prearranged lunch, friends grew alarmed. Local police followed a trail of blood from the office reception area to find Catherine’s body in a shower cubicle. Scotland Yard was called in and a major homicide investigation launched. Was the killer someone known to Catherine? Or a random stranger off the street? And what was the motive for this brutal attack? Scotland Yard detectives were determined to find the answers.

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