<p><b><i>Bestselling author John Macken takes the forensic thriller into unchartered genetic territory in this gripping thriller. Fans of Kathy Reichs, Karin Slaughter and Patricia Cornwell won''t be disappointed.</i></b><br><b><br>''Macken speaks with authority about the science and knows how to put a tense and absorbing story together'' - <i>OBSERVER</i></b><br><b><br>''You always get something different from John... he takes it to a new extreme'' -- ***** <i>Reader review</i></b><br><b><br>''A cracking story... it is eminently readable'' -- ***** <i>Reader review</i></b><br><b><br>''A very intelligent book'' -- ***** <i>Reader review</i></b><br><b><br>********************************************************</b><br><b><br>PUSHED TOO FAR, EVERYONE BREAKS...</b><br><br>There is a <b>killer loose on the London Underground</b>. He kills without leaving any forensic trace, and seemingly without motive. Genecrime, the UK''s elite forensic unit, are stretched to the limits trying to find on