Cloè, the woodcutter's daughter, never dreamed of a better life; until she meets a princely stranger in the forest who asks her to become his bride. The handsome Ferran, a mysterious magician from across the Frozen Sea, is as strange as he is charming, and his magnificent castle holds many secrets. Given a magical key by the castle's enigmatic steward that will open all doors at a terrible price, Cloè tries to trust her new husband, and finds that life in his castle is surprisingly pleasant. Although Ferran will not explain why he actually married her, his kindness slowly wins her guarded heart. But when she's forced to use her magical key to save Ferran's life, the castle flies apart into a thousand pieces, and the horrible truth of her husband's past is revealed. Now Cloè must rescue Ferran from the depths of the deadly Winter Palace, before he is lost to the ice forever.