Donald MacTavish, the last chieftain of his clan on an island off the coast of Scotland, dies at sea. This leaves his only daughter, Marget, to assume the responsibilities of leadership. Marget's burden is partially eased by her blossoming romance with Jamie Campbell. But there is a secret from Jamie's past that neither of them know about.
Cowardly Elmer Finch is browbeaten by his wife, daughter, fat son and the family dog. After hypnosis he is domineering. He enters a contract with a fifteen-thousand dollar payoff, so his courage can last beyond the hypnosis.
Theda Bara's vamping is at its most evil here. She plays the Russian Princess Petrovitch, who loves only her pearls. Her husband, the Prince (E.F. Roseman), sells state secrets to a spy to pay her exorbitant bills, and her response is to report him to the secret police. Then she runs off to Monte Carlo with her lover, Count Zerstoff (Emil deVarney), but she poisons him after he racks up a load of gambling losses.
