As the Doctor prepares for his upcoming demise, he beds down in an unusual location. In a castle in Essex in 1138, the Doctor is meditating. As Bors runs in, the Time Lord stirs, and asks Bors how many days he has been there. Bors informs a disbelieving Doctor that he has been there about three hours. The Doctor, unsatisfied with the quality of the water in his chalice, exits the castle to build a well. The Time Lord states that he recently let someone down; he found a battlefield, and although he had come across many before, this one would be his last. On another world, the sound of gunfire and shouts of soldiers penetrate the mist...