Stardate: 42193.6. A mysterious life form known as the 'Nagilum' threatens the life of the crew in his attempt to understand humanity.

Stardate: 42695.3. Wesley must investigate the causes of strange tectonic activity on the planet where Data's pen pal lives.

Stardate: 42823.2. Picard must convince two dying civilizations that they must co-exist on the same planet to survive, however, they have other plans to ensure their survival: in the form of clones of the Enterprise crew.

Stardate: 43125.8. A system-wide computer malfunction places the crew of the U.S.S. Enterprise in grave danger while they are escorting a scientist to a star in the process of exploding.

Worf and Wesley must help a 12 year old boy cope with the death of his mother; an archaeologist killed during an away mission to a deserted planet.

Stardate: 43714.1. Picard is secretly abducted and switched with an alien double. The crews' suspicions are raised when he starts exhibiting unusual behaviour, and is relieved of command.

Stardate: 44614.6. Geordi must work with the real Leah Brahms when she arrives on the Enterprise when a space-borne alien life form thinks the ship is its mother. Tensions rise when she learns that Geordi created a holographic version of her several months before in order to save the ship from danger.

Stardate: 44664.5. Geordi and a former crew mate begin evolving into bizarre creatures when they return to a planet both of them were on during an Away Mission five years earlier.

Stardate: 45047.2. Picard must find a way to communicate with the newly discovered Tamarians, who speak entirely in metaphors, when a Tamarian Captain is brutally killed.

Stardate: 45470.1. A natural disaster in the core of a system's sun threatens to destroy a colony of genetically engineered people on an otherwise desolate planet. However, the crew's intervention may cause more harm than good.

Stardate: 45733.6. Deanna's mother pays a surprise visit to the Enterprise with even more surprising news: she plans to marry a man she has never met. After destroying an asteroid, the ship becomes infected with parasites that eat away at the ship's hull.

Stardate: 46071.6. Deanna becomes attracted to an alien ambassador. Shortly thereafter, she starts ageing rapidly and starts becoming violent.

Stardate: 46578.4. While visiting Deep Space Nine, Worf learns that his father is still alive and being held captive in a secret Romulan prison camp.

Stardate: 46852.2. While on a quest to summon a vision of Kahless, Worf questions his faith when the real Kahless rises from the dead to lead the Empire.

Stardate: 47611.2. Data find himself mysteriously stranded on a planet with no recollection of who he is or how he arrived there. Soon he is accused of spreading a plague among the inhabitants. Troi takes the bridge officer's test in an attempt to gain the rank of Commander.

Stardate: 47988.0. Shortly after Picard is diagnosed with a long-term, potentially debilitating brain disorder, he starts experiencing bizarre shifts into three main time periods: 25 years into the future, a few days before the Enterprise-D is sent on its mission to Farpoint station, and the present. Picard realizes that Q is behind these shifts through time.

Stardate: 47988.1. After his encounter with Q, Picard assembles the senior staff, and wonders if Q is actually giving him a chance to save humanity by showing him that the spatial anomaly also exists in the past. As they talk, the ship reaches the Neutral Zone, then Picard returns to the future, where Beverly's ship is also on the edge of the Neutral Zone. He convinces a reluctant Worf to accompany the group into Klingon territory, and then travels to the past, where he orders the crew into the Devron system.