In 1825, a British aristocrat named John Morgan is captured by a Sioux tribe in Dakota Territory. At first, he struggles to adapt to their customs and way of life, but eventually earns their respect and becomes one of them.

In the 1870s, a half-breed renegade named Horse, with long blonde hair, finds himself caught between two worlds. As he tries to bridge the gap between Native Americans and the government, he faces racial prejudice, battles with Native American tribes, and struggles with his own identity. Horse learns the ways of the Native Americans, becomes a respected member of the tribe, and fights for justice and equality. However, the conflicts and hardship ultimately lead to his tragic demise.

An English nobleman, who has been living with the Sioux tribe, returns to America and becomes involved in the conflict between the Sioux and white settlers in the 1840s. He forms a bond with the Sioux and must navigate the complex relationships between the two cultures.