Plot

The Doctor and Clara find themselves in a dire situation on an Arctic base as they confront a chilling threat from nightmarish creatures. Just when hope seems lost, a most unexpected savior arrives: Santa Claus. As they battle the odds, the trio faces a surreal Christmas filled with twists and turns that challenge their perceptions of reality. With time running out, they must unravel the mystery before it's too late, blending festive cheer with suspense in a unique adventure that redefines the holiday spirit.