John Hodgman

"Long ago, in a time forgotten, a preternatural event threw the seasons out of balance. In a land where summers can last decades and winters a lifetime, trouble is brewing. The cold is returning, and in the frozen wastes to the north of Winterfell, sinister and supernatural forces are massing beyond the kingdom's protective Wall. At the center of the conflict lie the Starks of Winterfell, a family as harsh and unyielding as the land they were born...

Coraline Jones is bored in her new home until she finds a secret door that leads her into a world that's just like her own--but better! But when this fantastical adventure turns dangerous and her "other" Mother tries to keep her forever, Coraline must count on her resourcefulness and bravery to get home.