Michael Laynard, the Lone Wolf, is questioned by the police regarding the theft of a priceless sapphire from an Indian potentate on a visit to New York City. He goes to a nightclub where he sees the sapphire in the hair-do of one of the band singers. But, before he can get to her, she is murdered and the sapphire is taken. He, to clear himself, now must find the jewelry and a killer. Uprav informace o filmu