Gambling in Souls (1919)

"Story of How a Woman Ruined a Man Who Drove Her Husband to Suicide."

Robert Dunning commits suicide after being financially ruined by a cunning Wall Street stockbroker. Marcia Dunning vows revenge for her husband's death and becomes a roulette operator at a gambling house frequented by the stockbroker's son. She uses a magnetized ring on her finger to trick the son, who then steals from his father and causes the man's financial ruin.