With Mackay away, the Slade Prison inmates anticipate a period of rest.
In which Steed trumps an Ace, and Emma plays a lone hand…
Investigations into the disappearance of a number of scientists lead Steed and Emma to a strange hotel. What is the link between the mysterious Room No. 621 and a Manchurian Concentration Camp?
Arriving on Tara, Romana locates the fourth segment of the Key to Time with ease, but is captured by the scheming Count Grendel who wants the throne of Tara for himself.
In which Steed plays 'super sleuth'...