The late 1920s. The Tiflis executive council takes the decision to reorganize a district starting with the demolition of an old unremarkable church. The petty bourgeoisie rise to the defense of the historical monument. Komsomol members promptly carry out the decision of the authorities. To the utter bafflement of the defenders of the church, a plaque is discovered in its foundation bearing the inscription which contradicts the information known to the truth seekers.