Set a thief to catch a thief!' It's risky strategy for lawman to take, but Sherriff Darrow has very personal reasons for wanting to catch bank robber Tom Croucher. Forced to stay in Wyoming, Darrow is relying on two convicted criminals, Tomcat Billy and Irish, to do the job for him. But Tomcat hates Darrow, while Irish wants to go straight. They join Crouche's gang, but who deserves their loyalty - the outlaw of the sheriff.