Captive Ráby.

Joseph II, the enlightened Austro-Hungarian emperor, entrusts his loyal and confidential subject, Ráby Mátyás, formerly a treasurer, to examine the abuses made by the magistrates of Szentendre and Izbég. Following his old friend, Dacsó Marci's directions, Ráby reveals horrible robberies, tax evasions, frauds, and other illegal acts having been committed against the people.