Wounded bank robber Clem Parker and his girl Bonnie Dawson want no part of Tarp Anders' brash gang of thieves, but Wyatt isn't sure whether to believe Bonnie's story that the Anders gang plans to rob the Union Bank without Parker.
The residents of Hooterville flock to nearby Bleedswell for jobs at the new defense plant. To keep people from leaving Hooterville reopens its old airplane factory to fulfill its contract with the Army--signed during WWI.
Earp takes an interest in Mamie Perkins but there is something amiss in the relationship even though his friends hope they marry. Earp learns she loves another man who needs Earp's protection from Fog MacMurray's gang of cattle rustlers.
Earp returns to Wichita to find a crooked gambler has been given a saloon license by his deputies. Murdock wants the license revoked as Earp's desk is found to contain a $300 bribe framing Earp who has to give up his Marshal badge.
The farmers of Hooterville sign up for a government-sponsored agriculture exchange program to Europe. When they realize the $300 cost for tickets is per person not per plane-load they decide to supply their own airplane with Oliver as their pilot.