Way up north in Greenland lives 12-year-old Lucia with her mother and her father, who is best known as Father Christmas. Lucia is the first girl ever in Santa class at the international Christmas School. On the day that the present machine is meant to be started for this year's present production, Lucia's best friend, the reindeer herder Oscar, is accused of stealing King Winter's magical crystal that fuels the present machine. Claudia, Lucia's mother who has long been wary of the crude Oscar, tries to prevent Lucia from ruining her future career by defending the seemingly guilty boy. But Lucia is determined to fight injustice and escapes with Oscar to prove his innocence by finding the real thief. Soon they are facing the secret brotherhood of The Grey Monks, who have sworn to destroy the crystal and end Christmas as we know it. And Lucia realizes that there is more at stake than she thought. Lucia and Oscar have to fight the brotherhood for the crystal all the way into the dangerous...
八公(Forest 饰)是一条谜一样的犬,因为没有人知道它从哪里来。教授帕克(理查·基尔 Richard Gere 饰)在小镇的火车站拣到一只走失的小狗,冥冥中似乎注定小狗和帕克教授有着某种缘分,帕克一抱起这只小狗就再也放不下来,最终,帕克对小狗八公的疼爱感化了起初极力反对养狗的妻子卡特(琼·艾伦 Joan Allen 饰)。八公在帕克的呵护下慢慢长大,帕克上班时八公会一直把他送到车站,下班时八公也会早早便爬在车站等候,八公的忠诚让小镇的人家对它更加疼爱。有一天,八公在帕克要上班时表现异常,居然玩起了以往