In Paris, two workers find a hidden chamber while digging the underground of the Saint Jean André Church. They collect the valuable objects in the spot but they are attacked by a creature. Meanwhile, the discredited Professor Jack Randall, who wrote a book about Gargoyles rejected by the experts, is encouraged by his friend Carol Beckham to peek the place out. They sneak in the site during the night and while Carol is collecting some artifacts, Jack is recording with his camera. Out of the blue, Jack sees a winged monster coming towards him and he flees from the location with Carol, but breaks his camera. They go to a bar and a huge stone falls over his car. Jack takes a cab to his boarding house and Carol is attacked and beheaded by a Gargoyle at her apartment. On the next morning, Jack identifies Carol's body and becomes the prime suspect of Inspector Gibert of several murders. Jack decides to seek out the reporter of a sensationalist newspaper, Nicole Ricard, and gives his tape to her cameraman Walsh. When Walsh recovers the badly shaped footage, he shows Nicole and they realize that Jack is not crazy and he had seen a Gargoyle indeed in the underground of the church. They decide to return to the church to investigate. 在一个被谴责的巴黎教堂下，埋葬着错位尸体的神秘线索，这只是血腥恐怖的开始。一种长有翅膀的古代生物突然从地下巢穴释出，毁灭正是它们的任务，但不仅仅是杀戮，而是要带来世界末日！包括一位美国教授在内的几个普通人将与恶魔进行战斗。在白天，恶龙会长处石头般的皮肤作为掩护，并且紫外线和模拟的阳光也会对它产生影响。只有当光线直射的时候，才能冻结住它，而在黑暗中恶龙将还原。
