Capt Kirk, Mr Spock and Dr McCoy face the wrath of the Capellans when they prevent the execution of the deposed High Teer's pregnant wife.
Convinced that life has passed him by, John-Boy leaves home for an adventure.
Michael goes under cover in prison when an extortionist threatens to bomb the city if a prisoner is not released.
Caine helps a Chinese woman in love with the son (Richard Hatch) of a rancher who threatens to evict her people; guest Soon-Teck Oh.
The Army arrests Caine and then shackles him to another prisoner, a huge man seeking revenge on his enemies; guest Geoffrey Lewis.