In need of some extra money, Slim and Jess take jobs as drovers on a cattle drive, and Jonesy tags along with them.
Part of the wagon train splits off to attempt a crossing at dangerous swamp. On the way they hear stories from the local Indians of strange creatures living in the swamp.
Major tells a former Armer doctor a story that sets him straight.
A widower with a young son looks for a new wife.
Caroline Casteel, captured many years ago by Indians, is traded back to a man who brings her to join the wagon train.
