Set in a post-pandemic 2024 in the run up to a British general election, a leading team of analysts buried in the heart of GCHQ secretly works to ward off a cyberattack on the country's electoral system. Saara Parvan is a young student getting work experience in the malware department when a security breach leads to a high-stakes first day at the office. She's quickly thrust into the center of an escalating data war with Russia that has dangerous implications extending far beyond cyberspace.