It’sthedeepestpartofwinter,theexactmidpoint,ChristmasEve–halfwayoutofthedark.AmyandRoryaretrappedonastrickenspacelinerthat’splummetingthroughbanksofthickicyfogtothesurfaceoftheplanetbelow.Onlyonemanhasthepowertosavethem;onlyonemanisinpossessionofamachinethatcanclearthefogandletthemlandsafely.ThatmanisKazr...
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