Barry Russo

When mysterious deaths and damage in the mines of Janus VI threaten operations at several colony worlds, Kirk and Spock find not a monster but a mother — a silicon-based lifeform just doing its duty. The foe becomes a friend thanks to McCoy's cure by concrete and the Vulcan's mind-meld.

Enterprise is used to test the new M-5 computer.

Marshal Dillon finds out about the fury of a woman scorned when he spurns the advances of an outlaw's girl friend.

Native Americans threaten to start a war unless the U.S. government returns all their land.

While investigating the death of an apparent suicide jumper Barnaby learns there was a jewel robbery in the building next door at the very same time the man jumped.

Roy Carter is scheduled to be hanged. Another man confesses to the murder just before the execution is to take place. Paladin is hired to try to convince the warden to delay the hanging.