Two private detectives visit a wealthy old gent in his estate. He needs them to guard a vault full of jewels that will be used for a trap. Old man Crawford has spent his fortune, except for the jewels to track down the men who killed his family. The detectives agree to sign on and be paid by the jewels,. They’re even willing to act as the executioners of justice on the dirty rats.
Smith and Murphy set out to learn where the vault is located. Are they more interested in the combination, and walking away with their pockets stuffed with the jewels? Wouldn’t it serve them right to be trapped in the vault? Secrets are revealed, and the old man may get in the last laugh, even though he promises to set them free.