Documentary filmmaker Jan Sikl came across several hours of footage showing the Warsaw Pact invasion of Czechoslovakia in private film archives. 53 years later, historical memory awakens from a long slumber with this reconstruction of the occupation, a cinematic adventure of a truly archeological nature.。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.。