BRYONY AWOKE SCREAMING, BACK in her exhausted body, every muscle aching and her consciousness feeling torn. When she opened her eyes, she could see that the bathroom ceiling was only a hardly a hand’s breadth away from the rim of the bath. She struggled – still groggy – to scramble out of her confinement, but she was too late. There wasn’t enough of a gap for her to fit through. She was trapped in a kind of coffin as – outside in the TARDIS – the lights went out.