The series begins in 1993. Marine Corps Colonel Alexey Bragin and the Sniper Yuri Khamzin missing during military operation of the federal forces in the North Caucasus.
Six years later, during a joint special operation of FSB's Alpha Force and Spetsnaz GRU in the North Caucasus, terrorist training camps were destroyed; while the soldiers captured the bunker, they found chained to the wall and overgrown beard colonel Alexey Bragin.
After six years been presumed dead, Bragin becoming a media event, and freed Bragin is found in serious psychological and physical condition, he exhausted by long years of torture and solitary confinement. Now, Bragin start working with doctors and psychologists, as well as Anna Zimmina, an expert analyst from the FSB's Counterterrorism Center.
At the heart of the plot is a confrontation between Bragin who experiencing post-traumatic stress disorder and is suspected of recruiting terrorists, and Anna, FSB officer who was assigned to investigate him.
An employee of the FSB's Counter-Terrorism Center Anna Zimin learns that terrorists recruited Russian officer and they are prepare terrorist attack. A few years later, during the raid freed from captivity GRU Major Alexei Bragin. Anna suspects that there is one major and enlisted officer and sets him covert surveillance.
Anna gets overwhelming evidence that the famous terrorist Bin Dzhalid, who believed to be dead, he is actually alive. Bragin learns how hard to get used to civilian life, and how is difficult to establish a normal relationship with his children. Anna discovers that he occasionally goes to the garage, for unkown reason.
Bragin family is preparing for an interview for the federal channel. But the situation is heating up daughter Katya, knowing about the the love affair the her mother Elena has with her uncle, Dmitry, while Elena blames Alexei for treason. Katya meets with friends and fall under a police check, as a result, she gets into cell. Bragin, using his fame, rescues his daughter.
Anna finds out that the head of security of Arab prince before his departure from the country visited one of the Hawala's centers. On the one of the photographs been made during survillance, Anna's boss, Volsky, recognised his former student.
FSB Officers capture Latifah. during questioning, Latifah pull some information but she dying during the investigation. Meanwhile, Dmitry wants to return Eelena. For this, he establishes a relationship with the son of Bragin, Vanya, who treats him better than to own father.
In an effort to prove the involvement of Bragin in Latifah's death, Anna convinces the authorities to check on a polygraph everyone who was at the interrogation. Elena and Bragin ever further away from each other. Their family on the verge of collapse. Bragin walks into a bar, where he meets Anna.