In the fall of 2014 in the ATO zone East of Ukraine, Captain Sayenko leads a special combat unit into a militarized zone to destroy Russian saboteurs who have begun to infiltrate across the border and threaten the entire state. The mission is complicated by the fact that the events take place at his home village of Banderas, which he left a long time ago, where local residents see him as a traitor and the Ukrainian military, as a hostile force.