Set against the backdrop of an upcoming Middle East peace conference in London, Liz must thwart a plot that threatens to derail international diplomacy. The tension between different intelligence branches (MI5 vs. MI6) takes center stage here. 5. Present Danger (2009)
The series kicks off with Liz Carlyle discovering that a "invisible"—a terrorist who can bypass border controls—is active in the UK. It’s a race against time that introduces Liz’s methodical approach to intelligence work. 2. Secret Asset (2006)
The focus shifts to the illegal arms trade. Liz goes undercover to track a shipment of weapons destined for the Middle East, leading her into a dangerous web of international brokers and double-crosses. 9. Breaking Cover (2016)
Her follows a sharp, dedicated MI5 intelligence officer navigating the complex world of counter-terrorism and international espionage. Here is your briefing on books 1 through 9. 1. At Risk (2004)
Liz is tasked with investigating a potential "sleeper" agent within the British establishment. This installment dives deep into the paranoia of internal investigations and the personal toll of life in the Service. 3. Illegal Action (2007)