Yancy Derringer returns to New Orleans to save his mansion from a carpetbagging Reconstruction overlord.

Charged with cleaning up the notorious Gallatin Street, Yancy Derringer finds himself once again at odds with Toby Cook, owner of the Jumping Jack Casino.

Yancy assists a U.S. Marshall in the river transport of $200,000 in Army payroll greenbacks.

Yancy has 24 hours to save Administrator Colton from Spade Stuart.

Madame Francine's cousin gets kidnapped.

The New Orleans underworld conspires to rub out administrator Colton.