Trevor Chaplin teaches woodwork and likes to listen to jazz. Jill Chapman teaches English and wants to help save the planet. They live together and just want a quiet life. Since their last adventure in ('Beiderbecke Tapes, The (1987) (TV)'), Jill and Trevor have a child - Firstborn. Big Al asks them to put up a friend of his and, of course, they agree. But when Ivan arrives, they find he speaks no English but thinks that "Bix is cool".