Earth has been invaded and Bill is living alone, an isolated figure surviving in occupied Britain. The Doctor is imprisoned and appears to be on the side of the enemy, flooding the airwaves with fake news. Bill and Nardole must embark on a deadly mission to rescue the Doctor and lead the resistance against the new regime, whatever the cost.
The Doctor escapes from the Scope and joins forces with Vorg to try and save its inhabitants but Kalik is still determined to use the Drashigs to start a rebellion.