No rest for the weary as the newly regenerated Doctor and his companions are forced to evade detention but lose Adric to The Master in the process. Things are made worse by the fact that The Doctor isn't quite himself as something is affecting his post regenerative state.

This week, Paddy and Tricia follow The Doctor and his companions on his brand new era as they attempt to stay evade The Master's deadly traps. In order to do that, they first need to bring The Doctor to the healing world of Castrovalva.