“There’s all sorts of realities around us, different dimensions, billions of parallel universes all stacked up against each other. The Void is the space in between, containing absolutely nothing. Imagine that. Nothing. No light, no dark, no up, no down, no life, no time. Without end. My people called it the Void. The Eternals call it the Howling. But some people call it Hell.” (The Tenth Doctor,…