DC Will Dexter had heard of the killer taking souvenirs from his shoes, even locks of hair, but never... this was just too gruesome. Surely a twisted mind.As the body count mounts, are the Whitecross Yard team out of their depth? Where will the killings end? And why such souvenirs?Even when the killer cockily taunts them with an obscure eighty year old quote for Charles Dickens little seems to have changed.Then a chance remark from a foreign visitor gives them the breakthrough clue.