- In order to marry his sweetheart Marion Shilling, prizefighter Lloyd Hughes accepts a fight against her brother George Lewis. Unknown to him, the brother has a condition that renders him unfit to be in a boxing ring. The brother is killed when the fighter hits him with a punch to the heart and the fighter vows to fight…
- Nathan Gregory is a World War I veteran pilot who runs a small, debt-ridden traveling carnival along with loyal daughter Jean. Gregory is at odds with five of his former squadron comrades, who he thinks shot him down in 1918 and stole his plans for an incredible invention, a radio=piloted plane. An enigmatic criminal, …