Jo visits a head injury support group and makes a connection. A mystery visitor reveals extraordinary news.
The Doctor and her friends discover that the luxury resort where they are holidaying is hiding a number of deadly secrets. What are the ferocious monsters attacking Tranquillity Spa?
Rabbit, Strauss and Mabel are on the case of a mysterious killer who takes the guise of the Brick Man, a mythical figure from London folklore. And Lydia emerges from…