The action of the series "The Undeclared War" takes place in 2024 in Great Britain. The whole country eagerly awaits the upcoming general elections. Every responsible citizen is preparing to make their decision. Meanwhile, the Government Communications Centre tirelessly fends off cyber attacks on the state's electoral system. Unknown terrorists are attempting to influence the outcome of the vote or even disrupt the elections, bringing turmoil and chaos to Britain. The country's leading team of analysts must stop them.