Seth Brundle; a brilliant but eccentric scientist attempts to woo investigative journalist Veronica Quaife by offering her a scoop on his latest research in the field of matter transportation; which against all the expectations of the scientific establishment have proved successful. Up to a point. Brundle thinks he has ironed out the last problem when he successfully transports a living creature; but when he attempts to teleport himself a fly enters one of the transmission booths; and Brundle finds he is a changed man.