Geneva, 2012. When a Russian intelligence officer approaches MI5 with vital information about the imminent cyber-sabotage of an Anglo-American Defence programme, he refuses to talk to anyone but Liz Carlyle. But who is he, and what is his connection...
![Пещера [Subterranean-ru]](https://www.rulit.me/data/programs/images/peshchera-subterranean-ru_562256.jpg)
