[Note: Most people associate this film with the advent of sound pictures, althoughDon Juan (1926), a John Barrymore silent film, also had a synchronized musical score performed by the New York Philharmonic and sound effects usingVitaphone""s system.A quest to reclaim a homeland and slay a dragon.I myself suspect a more prosaic motive.Attempted burglary.Or something of that ilk.He knew of Thorin""s desire to reclaim the precious King""s Jewel: "You seek that which would bestow upon you the right o rule.The investigation of a routine story by a detective uncovers secrets under many layers, facades, red herrings, and networks of corruption, conspiracy and deception.With his conscience stirred, Freder voluntarily enters he depths of the workers"" realm.He runs through the doors in search of the girl - but comes upon the underground Machine Hall where the proletariat toils and suffers a miserable life.