The events begin during the Euromaidan, where the heroes find themselves on different sides of the barricades: one of them is an officer of the internal troops, others are protesters. When the Russian intervention in Ukraine begins, the former opponents turn up in the National Guard. Different and sometimes conflicting young people have to go through the school of a real fighter. Will the military and recruits, who were "enemies" yesterday, be able to become the only team capable of defending their country?