A mining engineer, who is shunned by his peers for his unorthodox beliefs concerning the whereabouts of large uranium deposits, joins forces with a girl and her father to search for the mineral. When the father is hurt in an accident, daughter and engineer continue the project, aided by a Native American guide. Unbeknownst to the group, a reputable citizen of the town, really of low moral value, is shadowing them, his intention to jump their claim.

After the American Civil War, former Union Major John Garth marries pretty settler Valerie but tragedy strikes and the two spouses end up in court where they give two different conflicting accounts of their marriage.