During Spock's court-martial, video images of Capt. Pike's encounter with the psychic Talosians reveal Spock's motivation for hijacking the ship. watch
Kai Opaka's glimpse of the wormhole and Gamma Quadrant turns tragic when she dies in a Runabout crash on a prison moon. But her fate is intertwined with the two factions jailed there, both cursed with the blessings of eternal life, no matter how many times they kill each other. watch
When the Valakians ask for help with a planet-wide plague, Phlox realizes that the problem is genetic: the species is doomed in 200 years unless the immunity of the Menk, a simbiotic people that peacefully share the planet, yields a clue. But Phlox's cure brings up the ethics of interfering in natural selection: the Valakians' extinction would allow the Menk to fulfill signs of further blossoming. A soul-searching Archer agrees with him: the Valakian species is prolonged but not cured, in order to avoid "taking sides." watch