A seasoned special forces soldier is tasked with finding a stolen program of national importance hidden in the home of a large family. The major, who is completely unsuited to taking care of children, is forced to become a nanny for the kids, who will not miss the opportunity to do harm to him and his FSB partner.

Colonel Mikhail Loginov arrives to take command of a military base in a seaside town, bringing his wife Svetlana with him. Their arrival upsets the peaceful, stable existence of border detachment leader Aleksey Streltsov. Twenty years ago, the very same Svetlana left him without giving any reason. Now Aleksey has a family-his wife Vera and son Danila. But the old wounds inflicted by his first love start bleeding again. And soon, real blood is shed. Vera's father, the former base commander, is found dead, and his murder must not go unpunished.

Lugansk region, May 2014. The Novozhilov family, by chance, finds itself in the thick of events in Lugansk. Vlad Novozhilov is a former participant in the war in Afghanistan. He knows firsthand what war is. Having seen enough of the horrors of war in his time, in principle he does not even want to touch a weapon. In a situation, he sees only one way out - to leave the country. But you can't run away from the war, the border is already closed. To save his family, he will have to make difficult moral choices.