A feature film based on the work of the writer BA Pilnyak "The Tale of the Unquenched Moon" - a story about the mysterious circumstances of the death of the People's Commissar for Military and Naval Affairs M.V. Frunze. M. V. Frunze in 1925. The actors were filmed: V. Steklov, V. Proskurin, S. Artsybashev, V. Larionov, V. Simonov, S. Garmash and others. The last part uses newsreels: the funeral of M. V. Frunze. Workers say goodbye to the body of MV Frunze in the Hall of Columns. The funeral procession moves along Red Square. Workers rallies throughout the country.