After the United States Congress redirected its attention to the Civil War and stopped making treaty land payments to the Dakota Indians, causing their people to starve, an uprising began that would later be called "The Indian Wars."

In the aftermath of "Uprising" and "The Assault on Fort Ridgely", Colonel H. H. Sibley establishes a military tribunal to place the captured Dakota on trial for their actions. Lead by Lieutenant Olin and appointed commissioners, the US Army seeks revenge, but at what cost?