A cowboy Robin Hood, "Passin' Through" steals money so he can give it to children born out of wedlock, because he believes that his own mother was never married. Then Passin' Through finds out that his birth was a lawful one, but that Bud Frazer, who had once courted his mother, killed her new husband and then hounded her until she died. Passin' Through decides to go after Frazer, not only to avenge his parents, but also to rescue Amy, whom Frazer has kidnapped and whom Passin' Through loves. When he locates Frazer, Passin' Through finds himself outnumbered, but when a posse arrives to help him, he is finally able to kill Frazer and his henchmen, and then goes riding off with his sweetheart