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)
If you’re looking for spy fiction with a heavy dose of "I’ve actually been there," look no further than . As the first female Director General of MI5, Rimington doesn’t just write thrillers; she writes from a life lived in the shadows.
Liz heads to the coast of Somalia. After a young British man is spotted among pirates, she must determine if he’s a victim or a radicalized threat. It’s a global chase that expands the series' horizons beyond London. 7. The Genevа Trap (2012)
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 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)
In the ninth book, Liz is confronted with a new generation of Russian agents. When a whistle-blower reveals a deep-cover operation, Liz must figure out who to trust in a world where "truth" is the most dangerous weapon of all.