The Dwarfers find themselves in an alternative version of America where modern technology is prohibited, making Rimmer and Kryten illegal. The Dwarfers infiltrate the tech savvy underground and try to bring down the authoritarian regime.
When the Dwarfers investigate a crashed ship at the bottom of an ocean moon, Lister and Cat become trapped together and Lister's nightmare begins. Meantime Rimmer and Kryten discover the ship is controlled by a dark force.
After an altercation with a deranged droid Lister has his kidneys organ-napped. The only solution is to ask Cat, the most selfish creature in the universe, to give him one of his.
After a scandalous piece of good fortune Rimmer saves the life of a bio-printed Captain and is promoted, fulfilling his life-long dream of becoming an Officer.