War erupts between the forces of Gowron and those of the family of Duras. As the House of Duras is nearing victory over Worf and the forces of Gowron, Starfleet, led by Picard, works to expose Romulan interference in the Klingon Civil War.

Picard is captured, then trapped on a planet with an alien captain who speaks a metaphorical language incompatible with the universal translator. They must learn to communicate with each other before a deadly planetary beast overwhelms them.

The Enterprise takes on Ensign Ro Laren to help track down Bajoran terrorists who attacked a Federation colony.

The Enterprise gives chase to the Crystalline Entity after it destroys a Federation colony. A xenologist, who has a motivation all her own with respect to the Crystalline Entity, is assigned to the Enterprise to assist in the investigations.

A quantum filament disables the Enterprise, leaving Counselor Troi in command on the bridge, and various groups on different parts of the ship facing perils alone.

Wesley Crusher visits the Enterprise only to see everyone behaving strangely on account of an addictive, mind-controlling game.

To the Federation's surprise, Ambassador Spock has traveled to Romulus. Fearing he has defected, they send Captain Picard and Data on a covert mission to determine why.

On Romulus, Picard and Data meet with Spock, who claims to be trying to reunite the Romulans and Vulcans. While Spock works to achieve his goal, powers within the Romulan government seek to pervert his mission into an invasion of the Federation.

A time traveler claiming to be from the 26th century arrives to witness an attempt to save a doomed planet.

Worf's son Alexander comes to live on the Enterprise; the crew helps guide a test vehicle for a revolutionary new form of interstellar travel.

Data helps the only survivor of a wrecked ship, a child, cope with the loss of his parents. Meanwhile, the crew investigates the cause of the wreck.

Several crew members suffer violent hallucinations and comas as alien researchers visit the ship.

The Enterprise tries to save a "perfect" colony from destruction, but the assistance causes damage of its own.

After the crew's memories are mysteriously erased, the computer records indicate that the Federation is at war with the Lysians, and that the Enterprise has been ordered to attack their command center.

A lonlost ship is found on a planet where cosmic storms prevented detection for 200 years. When a surface landing goes wrong, the away team is beamed back...with a few extra surprises.

After Worf is paralyzed by a freak accident, his only hope may be a visiting doctor with questionable medical ethics.

Riker falls in love with Soren, a member of an androgynous race known as the J'naii, who dares to be female.

The destruction of the Enterprise near a distortion in the space-time continuum causes a temporal causality loop to form, trapping the ship and crew in time and forcing them to relive the events that led to their deaths.

Following an accident during an Academy training exercise that leads to the death of one of his friends, Wesley Crusher must choice between duty and loyalty.

Lwaxana Troi is on board the Enterprise-D to hold her wedding ceremony, and she also takes an interest in Worf's son Alexander, encouraging him to adopt her carefree ways.

Picard serves as host for a peace treaty between two warring planets, but he may be unable to resist the reconciliation "gift" a beautiful empathic metamorph who is to be presented by one leader as the other's wife.

A powerful, potentially dangerous energy life form, intent on scouting out the Enterprise, steps into the role of a girl's imaginary friend.

The discovery of an injured adolescent Borg brings to the surface hard feelings for both Captain Picard and Guinan for what the Borg Collective had done to them. Matters are complicated when plans to use the young Borg to destroy his people are halted when it is discovered that the Borg has become an individual.

A transporter malfunction, combined with a Romulan ship under stress and a damaged cloaking device, creates the illusion that Ensign Ro and Geordi are dead.

An alien probe controls and disables Captain Picard, who wakes up as "Kamin," a resident of the planet Kataan. While the crew of the Enterprise tries to jar the probe's influence, "Kamin" lives through the final, dying decades of his homeworld in the span of approximately twenty minutes.

An engineering team finds evidence of an alien presence on Earth in 19th century San Francisco: Data's severed head, buried five hundred years ago.