Grace King Bichon, who is managing her father's riding-stable, discovers that her husband Eddie is deceiving her with another woman. After confronting him in the middle of the night on the streets of their small home town, she decides to stay at her sister Emma Rae's house for a while to make up her mind. Breaking out of her everyday life, she starts to question the authority of everyone.

A runaway orphan, young Sonora, persists in a menial job mucking stables in Doc Carver's travelling stunt show. Her great wish is to become a death-defying "diving girl," but Doc refuses her pleas. Undaunted, Sonora's gutsy resolve finally convinces him to give her a break. On the brink of stardom, however, a cruel twist of fate threatens to destroy her dream.