FBI Assistant Director Walter Skinner is the prime suspect in a homicide involving a woman he was with the night of her death. Mulder and Scully are all he has to prove his innocence, as superior officers try to shut him down and the only clue is a mysterious old woman.
After doing a guest lecture at a British University, Dr. Brennan and Booth are asked to investigate the death of a young woman. Her father is a wealthy American businessman working in the U.K.. Their counterparts assist them in the investigation. Meanwhile Angela's husband arrives at the Jeffersonian, he is not interested in divorcing her.