In China a peacockfan causes a jealous husband to murder his wife. Many years later in the United States, a wealthy collector who now owns the fan is found murdered. Doctor Chang Dorfman takes over the investigation and assembles the twelve likely suspects together.
Michael R. Pitts. Poverty Row Studios, 1929-1940: An Illustrated History of 55 Independent Film Companies, with a Filmography for Each. McFarland & Company, 2005.