该片是一部讲述因火热的爱情而怀孕的大学生"土日"即将结婚之际,踏上寻找亲生爸爸的旅程的闹剧。
民国时期，北海市发生一起离奇凶杀案，受害者徐少青因为死因奇特，当地流传他是被邪灵所杀。警探龙聪和马六在调查过程中，将目标锁定为药剂师落霞飞。突然，第二名受害者出现，暂时洗清了落霞飞的嫌疑。同时，落霞飞的表妹记者花灵也在追踪报道此案。随着凶手第三次作案，龙聪查出凶手是三名受害者的同学裴静之，龙聪与花灵在追捕裴静之的过程中，陷入了他制造的离奇幻境，最终，马六出现救下二人，裴静之畏罪自杀。而在即将结案之时，真相再起疑云，幕后真凶恐怕另有其人……
Duke is a crooked and music-mad police officer. Frankly, he's a really bad cop. He deals recreational drugs and loves to bully the citizens of Los Angeles. Among Duke's partners in the department are a sexually abusive policeman, an extortionist blonde, a family guy with a dubious past, and a one-eyed extremist who dreams of becoming a techno musician. Their once smoothly running corrupt scheme develops a critical flaw when a guy whom Duke shots by accident and stuffs in the trunk of his car suddenly turns out to be alive...
