Amy Pond and Rory Williams are trapped on a crashing space liner, and the only way the Eleventh Doctor can rescue them is to save the soul of a lonely old miser. But is Kazran Sardick, the richest man in Sardicktown, beyond redemption? And what is lurking in the fogs of Christmas Eve?
Based upon the novel by Vladimir Nabokov, a chess grandmaster travels to Italy in the 1920s to play in a tournament and falls in love.
When five young students move into an old unoccupied mansion an inexplicable chain of events is set into motion as a mysterious spirit clock begins to tick again. As the story unfolds, revealing each student's dark secrets, the boundary between the real world and the afterlife is no longer clear. Will they find a way to escape or will they be trapped with the spirits forever?
