The Twelfth Doctor has left us. It’s time for our collective mourning period, Whovians.
And this was one heck of a way to say goodbye.
The Twelfth Doctor runs into his first incarnation at the South Pole, both of them refusing to regenerate. As they are meeting, they come across a World War I captain who has stumbled into their timeline. A glass entity shows up and to collect the captain; it is part of a group from the far future called Testimony, who harvests something from people in the past, moments before their deaths. They must return the captain to his death or disrupt the timeline. When the Doctor refuses to give him back, they claim that they will return someone to him in exchange: Bill Potts. The Doctor isn’t sure that he believes that the person in front of him is the real Bill, as he believed ...