An alien spaceship is discovered orbiting the moon. At the urging of his top advisor, Prince, the president of the USA makes contact in secret with the aliens' leader: A strange man who introduces himself as Stanley H. Tweedle. Unfortunately, the contact does not go well.
When Xev and Kai are separated, Xev hitches a ride with a Texan named Rooster. He and his lovesick lug-head friends vie for Xev's love. Kai's search for Xev leads him to a weird scientist who believes the Earth is in imminent danger.
Xev is forced to adapt to life in prison as she is exploited by the Warden and his wife. Prince decides it's time for Stan to give him the key to the Lexx. Meanwhile, an army of carrot-like mechanical drones arrive and start to devour anybody they come across.
790 lures Stan and Xev to the carrot-probe-infested island of Zig Zag by inviting them on a TV gameshow, "Xevivor," where players compete for a night with Xev. Stan and Xev realize their days are numbered if they stay on the island.
Stan decides to pay his subjects on The Rock a little visit. Unfortunately, none of the inhabitants seem particularly impressed by his presidential decree, focusing, instead, on his remarkable resemblance to the most hated man in town.
The Lexx crew visits Transylvania in search of an unknown enemy. Their journey takes them to a sinister castle for a dinner hosted by Count Dracula. By evening's end all who remain are Xev, Stan, Kai and three sexy goth girls.
Stan invites the goth girls for a tour of the Lexx, hoping for a more intimate rendezvous, but his fantasy is not made reality when the girls silence him and steal Kai's proto-blood.
Stan discovers a woman bearing an uncanny resemblance to Lyekka working in the porn industry and tries to get closer to her by becoming the fluffer in her latest shoot.
When the Lexx stops responding to Stan's commands, the crew's plans to leave Earth are thwarted. They join forces with Uther, an aging rock star, who gives them a lift to the space shuttle.