Charles O. Rush

A gambler decides to play one last game before he turns over a new leaf. However, during the game one of the players accuses him of cheating. Suddenly the lights go out, shots are fired and when the lights come back on, one of the players is dead. The gambler is accused of the killing. He didn't do it, but has to find out who did, and why he was framed for it.

Gambler "On-the Level" Leigh (William S. Hart) is forced to leave his high rolling lifestyle to move his ailing sister Alice (Mildred Harris) to the healing climate the mountains. Financial strain compels him to resume his favored vocation. Unfortunately for Level, the dance hall girl Coralie (Alma Rubens) doesn't take rejection well and convinces the dealer to clean him out with a "cold deck". A desperate robbery ensues, leading to Level wanted for murder!

Lucy Bostil, daughter of a Colorado ranch owner, is led by a dog to his master, Lin Slone, who is exhausted from a struggle to capture a wild horse; she revives Lin and they christen the horse "Wildfire." The Bostils have entered Sage King in a race, but Lucy agrees to tame and train the wild horse, since Buckles, her favorite colt, has been stolen. When Joel Creech, a half-witted stable hand, is discharged, he becomes a tool of the Cordtses--who also have entered a horse (Buckles) in the race--in drugging Sage King. Lin and Lucy enter Wildfire under the Bostil colors, and she rides him to victory, When Cordts is disgraced and discovered to be a horse thief, he persuades Joel to abduct Lucy. Joel does so, but first he kills Cordts. Warned by his dog of Lucy's danger, Lin pursues and rescues the girl.

Lucy Bostil, daughter of a Colorado ranch owner, is led by a dog to his master, Lin Slone, who is exhausted from a struggle to capture a wild horse; she revives Lin and they christen the horse "Wildfire." The Bostils have entered Sage King in a race, but Lucy agrees to tame and train the wild horse, since Buckles, her favorite colt, has been stolen. When Joel Creech, a half-witted stable hand, is discharged, he becomes a tool of the Cordtses--who also have entered a horse (Buckles) in the race--in drugging Sage King. Lin and Lucy enter Wildfire under the Bostil colors, and she rides him to victory, When Cordts is disgraced and discovered to be a horse thief, he persuades Joel to abduct Lucy. Joel does so, but first he kills Cordts. Warned by his dog of Lucy's danger, Lin pursues and rescues the girl.