John Gregg

The Doctor investigates sinister goings-on at a space station used as a deep-freeze for the whole future population of Earth. He discovers that the station has been invaded by giant insect-like creatures who plan to take over Earth by laying their eggs in the body of the leader of the Ark.

While learning the responsibilities of leadership from a boy king, Conor discovers an assassination plot against his mentor and has doubts about being a ruler.