From the Sunday Times bestselling author of NOMAD and EXILE comes Marc Dane's most terrifying case yet. A terrible threat from the depths of the dark net. A devastating betrayal at the heart of a covert strike force. A deadly pursuit across a digital battlefield. A ruthless terrorist fuelled by revenge. As devastating attacks unfold across the globe, Marc Dane must call on all his skills and ingenuity to track down the mysterious figure behind it all - a faceless criminal known only as "Madrigal". Before they plunge the world into war . . . Praise for the Marc Dane series: ' Unputdownable . A must-read ' Wilbur Smith ' Britain's answer to Jason Bourne ' Daily Mail 'An ultra fast paced , worldwide chase to stop a madman, while leaving the reader breathless ' Choice ' Explosive ' Irish Examiner 'This is edge of the seat stuff that is terrifyingly real in places' Closer ' A killer of a thriller ' Weekend Sport