Sully pursues a renegade mountain man who has kidnapped senator Leonard's son, in protest of the Senator's support of Colorado statehood. Meanwhile, Mike is forced to stop her practice when her schedule threatens her pregnancy. Ezra Leonard: Lawrence Pressman. Noah McBride: Denny Miller. Dr. Cassidy: Jerry Hardin.

The rescuers get ugly after Leonard offers a bounty for the mountain man, so Sully sets off alone.