Returning to the Enterprise from a competition, Worf finds reality changing, and is troubled when no one else seems to notice.
A routine mission to save an endangered planet brings Data face-to-face with a woman who claims to be his mother.
An alien brother and sister resort to desperate measures to prove their theory that warp drive is destroying the universe.
Imprisoned and telepathically joined by an alien race, Picard and Beverly are forced to face the feelings they have always had for each other.
Troi must probe her mother's psyche when a traumatic secret causes a psychic breakdown that
threatens Lwaxana's life.
Data's first bad dream turns into a real-life nightmare for the rest of the Enterprise crew.
Picard and Riker masquerade as mercenaries in order to retrieve a potentially lethal Vulcan artifact.
Riker is shocked to find Picard, who has been missing and presumed dead, posing as a mercenary on an alien ship.
Geordi defies Picard's commands and risks his life in what appears to be a futile attempt to rescue his
While the crew plays host to ambassadors from an alien race, Picard is stranded on a barren planet with a woman who falls desperately in love with him.
Picard, Troi, and Geordi are held prisoner by Data, who has left the Enterprise to join his evil brother Lore as leaders of the Borg.
When the Borg return to do battle with the Federation, they boast a new individuality - and tempt Data when they help him feel his first emotion.
The Enterprise is frozen in time on the brink of total annihilation, and Picard must figure out how to rescue it without destroying it.
Returning to the site of an eight-year-old mission, Riker encounters an identical double of himself, who tries to rekindle a relationship with Troi.
Worf finds his faith sorely tested when it appears that the greatest Klingon warrior of all time has returned from the dead to reclaim the empire.
A pioneering Ferengi scientist Is found dead, and Beverly risks her career to prove he was murdered.
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