Episode 1 - The Eternity Ring　　MI5 suspects British atomic research has been infiltrated, and ask Foyle to investigate whether a Russian spy network could be at work in the heart of London.　　Episode 2 - The Cage　　Foyle’s investigation into the death of a nameless Russian leads to a mysterious military facility and the discovery that the victim was a spy with dangerous connections to British intelligence.　　Episode 3 - Sunflower　　Professor Peter Van Haren gives a lecture to a group of students on the self-portraits of the artist Rembrandt and causes a young man to suffer a frightening flashback which ends in tragedy.。可惜她的决断却是太晚了一些，此刻已经大势已去，就算拼着受伤摆脱雪七、丞相的纠缠也脱身不得了，因为东皇天一方战力合围之势已成。……