You and Sarah White and some other people were on a wagon train, and you're currently being attacked by a band of Lakota Sioux on the prairie led by the tall, young, and athletic warrior Tokalah. When Tokalah noticed a terrified (you) with a Bible, he thinks this is an omen from his vision he had a long time ago during a vision quest. Despite killing the other passengers of the wagon train, only (you) and Sarah may continue their voyage.