JR is not convinced that Jamie is really a Ewing. Pam and Jackie see Mark's car.
When Benson runs out of his campaign money, a benefactor arrives when things look darkest.
The gist of this one is implied pretty well by the title - Zarkon and Co. send an invisible Robeast to Arus to take care of the Voltron Force. Coming back in a carriage after a day of picking fruit, Allura, Nanny, Lance and Pidge and some space mice are caught offguard when the invisible Robeast attacks. It overturns their carriage into a nearby lake - luckily, all are able to escape a watery fate. But before Allura can climb out of the lake, the Robeast picks her up and carries her away. After a few well placed laser blasts from Pidge's pistol, the Robeast drops Allura. However, it's not done with them. Hiding near a bluff, they're shocked to find a bolder the Robeast threw barreling toward them. Fortunately, the others at the Castle caught an inkling of what was going on and so the boulder harmlessly ends its journey on the back of Black Lion.
Hunter and McCall are transporting a prisoner back to L.A. when they have to stop at a small town. They place their prisoner in the custody of the Sheriff. Later that evening after the waitress from the local café brings the prisoner his dinner she's attacked and at the same time the prisoner's cell is opened. He runs out and everyone assumes he attacked her. However Hunter and McCall think the Sheriff had something to do with it. When they try to question him, they learn the Sheriff is the step-son of the town's wealthiest man.
Webster gets congratulated when he saves George and Katherine from the apartment's fire. Little do they know that Webster actually caused the fire by playing with a chemistry set that he was not suppose to play with.
Pamela is surprised to discover that Richard's attacker is Padgett who pulls back the covers to find only pillows where Richard's body should have been. Padgett tries to flee the town, and Gustav is furious that Richard Channing has not been eliminated properly. At The Globe, Lance becomes publisher to the dismay of many of his new employees. The Board of Supervisors removes Chase as head of the airport authority. Joel McCarthy, out of money and desperate to support his drug habit, mugs Maggie at Tuscany Downs. She never sees her attacker, and later, Cole unwittingly hires Joel as the new transportation foreman for the vineyards. Emma hears Julia call out to her in the vineyards, but when Angela arrives, Julia disappears again.
Alien commander Diana escapes the Resistance and reunites with her fleet. The Starchild Elizabeth undergoes a strange metamorphosis.
The courtroom becomes a circus when a meek little fellow chooses Harry to decide what worthy person will receive the money from his winning lottery ticket.
Rookie Swann kills himself after the initiation party at the Kubiak Lodge; LaRue tells Furillo about his night with a murder victim's wife; another hooker is killed by a copycat murderer; and the lieutenants quarrel over a government study grant.
Cliff meets a woman during a costume party at Cheers that he likes very much, but he's afraid to see her again as himself.
Cliff's father, Russell, pays a visit and begins questioning Cliff about the kids' college choices. He asks Denise about Hillman, his and Cliff's alma mater. Denise is dead-set against it at first, until Russell tells her that the males outnumber the females there. First appearance of Earle Hyman as Russell Huxtable, Cliff's father.
Man-At-Arms tells Orko the origin of Battle Cat, from how Adam discovered Cringer in the forest as a child, to how Cringer acquired the powers of Grayskull and became Battle Cat.
TC's chopper is about to touch down at the helipad when he loses control over it and plunges into the sea.
After a windstorm devastates a large city on Arus, Pidge gets into a fight with a suspected looter, Tommy. Pidge ends up making friends with Tommy, who won't evacuate the ruined city because of his bedridden mother. But when Pidge explores the earthquake zone where the woman was injured, he finds an underground tunnel, leading to the drill machine Lotor snuck onto Arus under the cover of the storm!
The Voltron Force is ready to jump into action when Pidge's home planet of Balto is under attack. However, the planet is very far, and if the team leaves, Arus would be completely defenseless.
Rick is in big trouble when he is accused of murdering the president of the company that repossessed his boat.
Mallory's enthusiasm for her part-time job at a boutique causes her school grades to slip even lower than usual and Steven and Elyse agree that she must quit work, but Alex comes up with a proposal that could resolve the situation. Alex has his own reasons for wanting Mallory to keep her job, it keeps her away from the house, so he initiates a plan that will allow her to work and improve her grades at the same time.
Furious at his defeat, Lotor throws Princess Romelle into the Pit of Skulls, from where no one has ever returned. But she is rescued by a wild man, an escaped slave who has been living alone in the caves under Planet Doom. Shocked, she realizes the wild man is Sven, former member of the Voltron Force! Romelle must help Sven reconcile with his painful past and take up the mantle of hero once again!