The Flaming Duo must stop a sinister woman named the Madame, who tries to force factory workers to sabotage the war plants that they work in.; Cap and Bucky must square off against a crazed scientist who has succeeded in cross breeding plants and humans!; When Namor comes upon a man buying gasoline without the usual ration stamps, he investigates, along with Betty Dean, all the makings of a gasoline racket.; Whizzer must defeat the evil schemes of Dr. Krool, a scientist who has spent his life studying what it takes to drive animals mad. Now he is looking for a human subject to enter his "super-maze", which will test a man's mind under stress and strain.