1963, Budapest. A veteran counter-intelligence officer's loyalty is tested by his protégé in a dangerous spy game. Counter-intelligence officer András Jung (Zsolt Nagy) lives a perfect life: he is happily married to Éva (Gabriella Hámori), and the only obstacle between him and his desired promotion is a competitive colleague, Kulcsár (Péter Scherer). When the legendary spy, Pál Markó returns in connection with an unresolved case, twist comes after twist, and so begins a ruthless battle where no one and nothing is what they seem to be, and a single human gesture can cost your life.