A young and fiercely independent woman, Carmen, is forced to flee her home in the Mexican desert following the brutal murder of her mother. She survives an illegal border crossing into the US, only to be confronted by a lawless volunteer border guard. When the border guard and his patrol partner Aidan become embroiled in a deadly standoff, the pair is forced to escape together.

In 1893, heavily pregnant Molly Johnson and her children struggle in isolation to survive the harsh Australian landscape after her husband left to go droving sheep in the high country. One day, she finds a shackled Aboriginal fugitive named Yakada wounded on her property. As an unlikely bond begins to form between them he reveals secrets about her true identity. Realizing Molly’s husband is actually missing, new town lawman Nate Clintoff starts being suspicious and sends his constable to investigate.