"Former couple Sara and Jackson board a single-engine plane for a routine and casual flight to their friend's tropical island wedding. However, within minutes of takeoff, their pilot suffers a fatal heart attack, leaving them with no idea where they are, and no clue how to land the plane. With nothing but miles of ocean and sky in every direction, and a terrifying storm that's about to envelop them, Sara and Jackson have only one shot, and there's...

"This Christmas, the Doctor comes face to face with, the Doctor! The first and current Doctors contemplate mortality in the Arctic as the join forces against a common enemy, revisit another last-of-its-kind being, and are ultimately responsible for the life of a WWI soldier."

The Doctor is traveling through time and space in his TARDIS. New traveling companions Bill Potts and Nardole, old enemies with the return of Missy, and lots of adventures are awaiting him in his season ten journey.