1948 Pskov. A robbery was committed at a military unit's food warehouse. Two robbers were found dead at the crime scene. It looks like there was someone else who dealt with his accomplices. The investigation was entrusted to Ugro captain Pavel Zverev. An experienced detective suspects that the bandits were not hunting for cereals and stew, they were interested in something else... The case took an unexpected turn when it turned out that the traces of this robbery lead to the apartment of a former officer of the tsarist army, who at one time managed to appropriate a unique collection of gold coins...