冰寒大地，恶龙肆虐。每到特定日子，人们必须献祭出美丽的女孩，让其成为恶龙的 “新娘”。勇敢的屠龙者历经千辛万苦，凭着对女孩的真爱找到龙的巢穴，将恶龙杀死，这 片土地也因此恢复平静。 数十载后，残暴恶龙与勇敢屠龙者的故事已经成为传说。这天，美丽的公爵小女儿米拉（玛利亚·波兹哈娃 Mariya Poezzhaeva 饰）即将举行盛大婚礼。屠龙者族人们在婚礼上唱起了龙
The crooks in London know how it works. No one carries guns and no one resists the police. Then a new gang appears that go one better. They dress as police and steal from the crooks. This upset's the natural order of the police/criminal relationship and the police and the crooks join forces to catch the IPOs (Impersonating Police Officers), including an armored car robbery in which the police must help the gangs to set a trap.
