A conflict flare up since representatives from the Russian court chasing lots of buffalo on the Indians' territory. Zeb takes on the task of mediating between the Sioux Indians and the army. While Molly Culhane arrives into town to take care of the children.

Zeb join the Sioux indians after one of the Russians had been killed in battle because of a breach of the Treaty. Mormon polygamists and Jeremiah Taylor suitors for Laura, who accepts.

Luke is captured by a highwayman robber line composed of former soldiers in the Confederate Army. Zeb carrying Satangkais Sioux chief's body to General Sheridan after the governor had sacrificed their lives in the struggle for his people.

Luke tries to prevent the rampage by bandits to rob a gold shipment. In the turmoil killed their leader and Luke's friend Curt Grayson. Zeb rescues a woman from two bandits and discover that it is his old girlfriend Beth. Laura negative opinion of marriage to Jeremiah Taylor and Jessie in mortal danger after being stung wasp.

Zeb finds out that Beth is married to a war hero who is presumed to be dead. When the doctor fails to cure Zeb Jessie takes her to a medicine man of the Arapaho Indians in a desperate attempt to save her life. Zeb and Luke discovers a group of hungry Indians and decides to buy a herd of cattle as they run to the reserve, along with some Indians.

Frank Grayson fabricating false evidence that Luke was in the lawless gang, and when the trial of Luke begins to see the bad. On top of all judges found the death.

Molly and Jessie dilegens fail when they are on their way home, and a shocked Jessie goes out on the desert wandering. After that has been rescued by Josh and Laura takes Molly using Deek to find Jessie. Zab and Luke is unaware that Tap has it together with a gang of bandits and let him join as a cook on their journey to the Indian Reservation. Jessie found the Navajo Indian Teel-M. Deek have strong feelings for Molly, but he dismissed him repeatedly.

Doreen tells of Francis and Stillman for Zeb, and Josh is attacked by Stillman and his men. Molly has been busy defending itself against Deek.

Luke saves the judges during the competition the Indians, and who tries to attack the referee helped get him pardoned.

Otter Belt threatens to expose Taps affiliated with robber rabble of Zeb, which ends with the Tap kill him. Deek bribing a land manager to get over Macahan land and gold in their river bend. Josh comes to Las Mesas to help Luke, but fall in love with Doreen in the coup. Stillman uses Francis, Dore Head, to get Luke doomed. Tap tell her dark secret of Zeb and end up in a bloody gun duel.

Zeb Macahan return to the family farm to take the family to Oregon. The civil war is about to start and family want to travel west to Oregon to their sons should not be summoned. Uncle Zeb agrees to lead the family on the perilous journey, but civil war may be more important for the family than they ever could have imagined.