But the new sheriff sends for Tom Destry, son of a famous two-fisted lawman, to be his deputy. When Tom arrives, he isn't exactly the swaggering he-man the sheriff had in mind. In fact ...

Marshal Blackjack Flint wounds Slade, who tells Derringer that lawman Flint is wanted by the law and, unknown to Anne, is also her father. Derringer than kills Slade and begins to blackmail Flint.