古老邪灵力量一旦苏醒，整个韩国将被黑暗吞噬。十二守护者将在领袖泰山（马东锡 饰）的号召下重新集结，与千年恶灵（朴炯植 饰）的生死之战即将展开。

When a devil-worshipping criminal network plunges Seoul into chaos, the police turn to Holy Night—a trio of supernatural demon hunters—to restore order and defeat the rising evil.

The 'Beast Cop' Ma Seok-do heads to a foreign country to extradite a suspect, but soon after his arrival, he discovers additional murder cases and hears about a vicious killer who has been committing crimes against tourists for several years.