It shows how the border guards arrest the enemy who has violated the border thanks to the vigilance of the common people. The story of the film is told through the story of border soldier Bold and his girlfriend Tsengel.

A group of people from Japan who will carry out espionage and sabotage operations have been landed on our border. They got lost in the air and came to the old herdsman, ransacked his house, robbed his belongings, and forced him to show them the way. The old man took the money and told his grandson Sengeee to go to the headquarters of the detachment and immediately report this incident, and he took them with him and led the way for his soldiers. When the enemy left, Sengee was imprisoned in the house, but the old man Shagdar was saved when the boy sneaked out of the house and delivered the news to the detachment headquarters.