The third book in Chris Ryan''s hugely popular SAS Danny Black series by the creator of the hit TV show Strikeback. Readers can''t get enough of the Danny Black series: ''Chris Ryan''s writing style keeps you gripped. I couldn''t put this down'' Reader review ????? ''I haven''t put this book down it''s a great read'' Reader review ????? ''Chris has you hooked from the first page'' Reader review ????? ''A thrilling story from start to finish'' Reader review ????? On the Syria-Iraq border a British hostage is beheaded by IS terrorists. The executioner is a young British extremist. A masked figure watches him - they call him the Caliph. In Nigeria the British High Commissioner and his young aide are kidnapped. A four-person SAS team including hero Danny Black is deployed to find him and on arrival they find utter devastation. Prisoners infected with a mysterious plague reveal a plot to unleash a bio-terror attack upon the world - and against a ticking clock Black and his team must stop the terrorists and identify the Caliph before deadly disease breaks out. . Language: English