A badly lit street; a car driving too fast; squealing tires .... a car crashes into a construction site. When the police arrive on the scene, the driver is gone. In the vehicle, however, the cops find film with photos of the almost worthless stock of the closed-down Motapa Mining Firm. The originals of the stock are in a bank safe, to which only selected employees of the firm have access. So who made these pictures and what is his or her interest in them?
Dan Stanton and Condon are foreclosing on a group of ranchers in order to gain a land-monopoly. They have one of the ranchers, whose property supplies the others with water, killed.
Jimmy Bancroft, a fighter pilot, who is recovering from injuries sustained during the Battle of Britain, and Hazel Court, a nurse, come across a pair of rare birds nestling in a field.
With a plot line mostly lifted from 1941's "White Eagle", Columbia's 24th serial (following "The Desert Hawk-1944" and ahead of 1945's "Brenda Starr, Reporter"), "Black Arrow" finds carpet-baggers Jake Jackson and Buck Sherman arriving in Blue Mesa in search of gold.
