Nine years later the Red Dwarf crew are older but still none the wiser. Lister's busy day of annoying Rimmer is interrupted by the discovery of a dimension-hopping leviathan in the ship's mile-deep water tank.

Rimmer's replacement, Katerina, is determined to guide Lister back to his home planet. But Earth in 2009 is not everything the boys had expected, and Rimmer has no intention of being replaced.

When Lister's busy day of annoying Rimmer was interrupted by the discovery of a dimension-hopping leviathan in the ship's mile-deep water tank, transporting the crew back to Earth, all Lister's dreams appear to be coming true.

The Dwarfers' mining ship is still creaking though the wastelands of unchartered deep space, but the posse soon stumble upon the mysteriously abandoned SS Trojan. As they inspect the ship Rimmer receives an SOS distress call from an old foe, and is suddenly faced with the dilemma of his life.

Lister grapples with the problem of being his own father.

The posse find themselves marooned in 23 AD where they rescue a famous historical figure with a beard.

Kryten and Cat become quantum entangled forcing them to do everything in unison.

Lister gets involved in a love triangle with snack dispensers 23 and 34.

The series final episode finds the boys surrounded by a Simulant War Cruiser and its fleet of attack ships. Armed with only two forks and a pencil sharpener, the Dwarfers begin to wonder whether this is the beginning of the end. Only one man can save them. Unfortunately that man is Arnold J Rimmer.