The crew stumble upon a deserted space ship of non-human origin and Rimmer believes it is an alien ship. They go inside to search the ship and Kryten and Rimmer discover the remains of a three-headed creature. They find a wallet on him with human artifacts such as credit cards, license etc. and Kryten suggests that something has changed his physical form. Meanwhile, Cat and Lister find a machine with a Star Trek style computer panel. Cat begins playing with it and accidentally traps Lister in a pink beam. A deep voice announces that a transmogrification is about to take place. When Cat tries to get him free, Lister turns into a chicken. Rimmer and Kryten come along and while Cat is showing what he did to Lister, he traps Kryten in the beam. He manages to change Lister back to a human, but when he does the same for Kryten, it actually transforms him into a human, rather than just setting him free. Back on Red Dwarf, Kryten is delighted with his new-found humanity. However he soon star