Lisa tries to teach Gary honesty and responsibility when she takes over a sex-education class.
The Baby swears there's a monster under his bed, but no one believes him--until it starts dragging victims into its hole.
To Wyatt's horror and Gary's delight, Lisa transforms their parents into teens.
While in pursuit of a fugitive, Darien is shot. He finds himself in the care of a army veteran, Ev Rankin. Rankin needs Darien's help to free his son, who's still missing in Cambodia. Darien doubts that the son would be alive, but according to SELMA, a ransom demand will be made 48 hours later - and shortly thereafter, Rankin's son will be killed. Darien and Rankin seek out a notorios double agent, who may have information about Rankin's son, but before they can question him, the agent is killed. How will they now find the right rebel hideout? And will they get there in time?
Joe Dawson arrives in Paris to let MacLeod know that Horton may still be alive and coming after him. However, when MacLeod meets Lisa Milon, a dead-ringer for Tessa (Lisa Halle after plastic surgery), all thoughts of Horton and the Watchers go out of his head. Richie, unsure if Mac is thinking clearly, goes to Dawson for help and winds up taking a bullet for him when Horton tries a hit. Lisa is kidnapped, and MacLeod insists on going after her even though his friends warn him it may be a setup. He can't take a chance on burying her again. When Lisa finally tries to kill MacLeod, he turns the tables on her and Horton at long last gets what's coming to him.
Space Ghost's real identity Tad Ghostal is revealed by Zorak.
Bru deals with his feelings about the Vietnamese officer that killed his brother and tortured him many years ago, when the man asks them to find his daughter who went to Bowman Island in search of a rare orchid and never returned. They encounter a creature made of electrical energy
A magician at a nightclub uses magic to hypnotize and kill wealthy victims. Caine pretends to be a magician so that he can stop the killer.
A truck hits a pedestrian and the investigation reveals the victim's link to a baby-food company in which a new partner has connections to the Russian mob.
Garibaldi is surprised when an old friend comes to Babylon 5 to fight in the "Mutai" - a savage alien fighting arena. Meanwhile, Ivanova has trouble dealing with her father's death.
Brandon travels to Washington, D.C. to make a presentation for the task force. He considers giving in to the persistent Clare. Lucinda, in town for a meeting, shows up at the hotel; both women grope Brandon under the table during an important dinner. Kelly confesses her feelings for Brandon to Andrea and decides to surprise him. Roy offers Brenda the opportunity to spend the summer studying theater at the Royal Academy in London. Kevin and Suzanne get married. He and Dylan consider producing his project without outside assistance. Andrea gives birth to a 2 pound, 6 ounce daughter, Hannah. She and Jesse struggle to remain positive as Hannah fights to survive. Steve has a run-in with John Sears at the university carnival, and is hurt to learn that he is dating Celeste. Donna is jealous of the amount of attention Ariel devotes to David.
After Bob Vila raises more money than Tim for Jill's library fundraiser, Tim challenges him to a race... in his unfinished hot rod.
Egos clash when Jackie and Fred can't make a decision about their marriage. Fred is having what Dan calls the moment of clarity, a case of the jitters that affects some men just before the big day. But what's really bothering Fred is his belief that Jackie has feelings for someone she sees almost every day and whom she is always asking to come over and fix stuff, none other than Dan.
Ellen's visiting cousin Tracy mistakenly thinks Ellen has intentionally sabotaged her L.A. vacation, and flees town with a notorious motorcycle gang, with Ellen in hot pursuit.
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.
Vinnie wants to announce his engagement to Blossom after he graduates, but Blossom has lost the ring - which she perceives as a bad omen. Meanwhile, college-bound Joey is drafted by a pro baseball team.
Nub becomes a chimney sweep. Meanwhile, Frieda's ex-husband returns with an unusual proposal: he wants to get married again, and wants Frieda to return his grandmother's ring so he can give it to his new spouse.
Zack seeks to impress Angela by giving her a pair of pearl earrings, unaware they are Rita's cursed Pearls of Stillness.
Joel is the only one awestruck by his discovery of a frozen woolly mammoth. Chris gets reacquainted with a girl whose beauty he remembers from high school; however, when she arrives, all is not as he recalled and she appears to be getting uglier. Maurice has a birthday dinner surprise for Barbara complete with the violin playing of the man who blew up his truck. The next morning he escapes. Joel concedes that he's become a Cicelian.