THE GRIPPING CAT-AND-MOUSE THRILLER, PERFECT FOR FANS OF MINORITY REPORT AND BLAKE CROUCH

'Will have you on the edge of your seat' SUNDAY EXPRESS
'An mind-blowing speculative techno thriller with a killer twist!' DIANE JEFFREY
'Mind-bendingly cunning' FINANCIAL TIMES
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All over the world, random people are being brutally assassinated.

Each death is unique, but they all have one thing in common: four numbers branded or carved into the victims' flesh.
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