Dark Contract

When the TARDIS lands on Earth in the 1830s, Tegan is keen to explore Dickensian London. The grim realities of poverty and destitution are sobering, with conditions exacerbated by the New Poor Law. Yet something else is affecting those most in need - something not of this world.

As the Doctor falls into the hands of the law, and Tegan and Nyssa are abducted by a brutish pair of ne'er-do-wells, Adric finds himself on an altogether different plane, at the heart of the malaise affecting the capital city.

For the beings who have formed a deadly contract with the people of Earth, the presence of TARDIS travellers in London is inconvenient, to say the least...