Captain Kirk and Klingon commander Kring are separately having to answer for their actions on the planet Angrena.; Spock is in charge of the Enterprise while they are helping out a planet that recently ended a civil war.; A creature that can manipulate emotions has gotten on board the Enterprise.; The Enterprise finds a world where a gender war wiped out the population.; The Enterprise encounters a ship with people who have had other races assimilated into them to survive.; The Enterprise is attacked by giant mechas.; A feral Vulcan child causes trouble.; Uhura returns to duty after the events of The Changeling and the Enterprise receives a distress signal from a surviving Malurian.; The Enterprise investigates a strange malady affecting an archeological expedition.