A bombing in London kills fourteen people. Detective Inspector Ashley Bertoni survives but faces early retirement. His forensic officer, Cally Boyce, loses everything in the explosion - her partner and only love, Tyler, her best friend, Galen and her memory. Cally saw the bomber, but global amnesia prevents her from remembering anything leading up to, or since, the explosion. Special Branch suspect animal rights activists of the attack, but Bertoni...