A Dalek fleet surrounds a lone rebel ship, and only The Doctor can help them. As he faces his greatest enemy, he needs Clara by his side. Confronted with a decision that could change the Daleks forever, he is forced to examine his conscience.
In the mysterious world of the Nethersphere, plans have been drawn. Missy is about to come face-to-face with The Doctor, and an impossible choice is looming.
In a sun-dappled Sherwood forest, The Doctor discovers an evil plan and strikes up an unlikely alliance with Robin Hood. With all of Nottingham at stake, The Doctor must decide who is real and who is fake. Can impossible heroes actually exist?
Separated from The Doctor, Clara discovers a new menace from another dimension, but how do you hide when even the walls are no protection?
One morning in every city and town in the world, the human race wakes up to face the most surprising invasion yet. Everywhere, in every land, a forest has grown overnight and taken back the Earth.
