Flint comes upon a Shawnee encampment where everyone has been killed by the Sioux except for a male papoose. Flint takes him back to the wagon train where Adams is busy with women complaining about Kitty Angel being on the train. One of the men let it slip that she worked in saloons as an entertainer and singer. Everyone but four people vote to kick her off the train. Flint gives the baby to Adams who cannot get anyone to take the baby until Kitty says she will. Flint tells Adams that the Sioux are trying to get the papoose who is the son of the Chief so they can kill him. Adams tells everyone Kitty and the baby will stay for safety reasons. Later, Adams recognizes the spots on the baby as smallpox. Kitty and the baby named Saturday along with eighty year old Obediah Finch who has volunteered to help Kitty are isolated behind the train to protect everyone. The Sioux know the baby has smallpox but they attack anyway but are stopped. As the baby recovers Kitty gets smallpox herself but ...