When Max Causey was six, he accidentally killed Santa. 12 years later, Max rectifies his mistake by resurrecting him, but soon realizes the creature he created is a bloodthirsty killer and it's headed right to his friend's Christmas party.
1977年，德国正值于冷战时期。少女派翠西亚欲参与革命而离开柏林当地知名的顶尖舞蹈学校─马可斯舞蹈学院，于离开柏林前探望了心理医生约瑟夫。约瑟夫对其所言的舞团所发生之事产生疑惑。也使其回想起与他逝去的妻子的过往。不久后派翠西亚便失踪了。
