Unscrupulous gambler and drug addict Dunstan Leech has embezzled money entrusted to him. Hoping to cover the theft he plans to wed his mother’s ward Kate Heathcote, who is tutor to his disabled brother Cecil, only to discover she loves Richard Blunt. Unhinged, due to his drug use, he poisons his brother’s food to clear the way to an inheritance while his equally dishonest mother Mrs. Jelf attempts to frame Blunt for theft. That plan fails and Kate & Richard marry departing for the diamond mines of South Africa. Obsessed, Leech follows and ki...
