TJ, a proud, gay Muslim singer fulfilling his dream to represent France in Europe’s biggest song contest. ISIS decides to plant one of their operatives, acting as TJ’s boyfriend, into the French delegation in order to set off an explosion under the stage during the final performance of the event in Tel Aviv.　　The Israeli Mossad does know about the planned attack and they put their toughest, most experienced team into the contest in order to prevent a major catastrophe.

故事发生在民国年间，影片讲述了警察赵仁在调查无头女尸案的过程中，接连遭遇了如镜中人、凶灵附身、邪神祭拜等灵异事件。不信鬼神的赵仁决心要查出背后的真相，然而，随着命案调查的深入，案件背后越来越多惊悚离奇的细节浮出水面。

自古以来皇家秘密组织——皇家龙虎豹一直秘密承担着保护着皇上的工作，他们的成员由三人组成，分别为一条龙，跳跳虎和沙尘豹。这天，从西域来的魔术为皇帝献艺表演，而一旁想要与西域魔术团切磋的阿龙主动提出比赛，但却变法失败，皇帝神秘失踪，不知下落，太子大怒将阿龙打入地牢，阿虎阿豹被牵连也进了地牢。兄弟三人被送上法场，即将行刑的时候，护卫阿猫把三人救了下来，四人从昔日风光无限的御前护卫，转眼就成了逃犯。 阿龙坚定要找出皇帝失踪的真相，并怀疑西域魔术团与此案有关，阿虎阿豹意见不合，兄弟分道扬镳，阿龙和阿猫只能凭借着细微线索前往西域，却意外的卷入了西域多方势力利益纷争……另一边，太子宣布皇帝已经驾崩，即将要举行登基大典…