In part two of this epic spy thriller, a terrifying plan to destroy humanity is about to reach fruition. Can the Doctor and her friends escape multiple traps and defeat a deadly alliance?

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?

As Graham, Yaz and Ryan return home to see friends and family, they find themselves haunted by very different experiences. Who is the figure calling from beyond the stars for help, and why? And what are the fearsome Chagaskas terrorising Aleppo in 1380? To find the answers, Team TARDIS must embark on a mission which forces them to face their darkest fears.

Lake Geneva, 1816. Lord Byron and the Shelleys prepare for a night telling ghost stories, but their villa proves to have ghostly presences all its own.