French aristocrat falls for Russian nightclub singer, gets involved in underground Russian revolutionary movement. Parts 1 and 2 were re-edited in the only surviving copy named Daughter of the Night.

French aristocrat falls for Russian nightclub singer, gets involved in underground Russian revolutionary movement. Part 1 and 2 were re-edited in the surviving copy named Daughter of the night.

When doctors fail to cure the young and beautiful Claire Raven, who for inexplicable reasons seems to have fallen under a spell, Professor Mors, an expert in the field of hypnosis, is called in to help.