《魔界》故事内容讲述郑忠(尔冬升饰)和王丽芬(刘雪华饰)一对情侣隶属于同一个警察局。某一日，他们同往离岛露营，在半夜时王丽芬忽闻异声，离营查看，忽见绿光一闪，随即着魔。郑忠好梦正浓，不知怪情发生。王丽芬隔日上班，王帮办和女警员们开会研讨案件。王丽芬恍然若失，众人以为王丽芬昨晚在露营时玩乐过度，未生疑心。突然接报某地发生挟持人质案件，王帮办率众赶往现场，并与匪徙对歭。王丽芬不听王帮办部署迳自行开枪，开枪的经过却被记者发现，她的子弹能转向杀人！

《魔界》故事内容讲述郑忠(尔冬升饰)和王丽芬(刘雪华饰)一对情侣隶属于同一个警察局。某一日，他们同往离岛露营，在半夜时王丽芬忽闻异声，离营查看，忽见绿光一闪，随即着魔。郑忠好梦正浓，不知怪情发生。王丽芬隔日上班，王帮办和女警员们开会研讨案件。王丽芬恍然若失，众人以为王丽芬昨晚在露营时玩乐过度，未生疑心。突然接报某地发生挟持人质案件，王帮办率众赶往现场，并与匪徙对歭。王丽芬不听王帮办部署迳自行开枪，开枪的经过却被记者发现，她的子弹能转向杀人！

Story revolves around a possessed young police woman who seems to be out killing everyone who gets in her way. Her boyfriend, photographer and boss at work are all suspicious of her and are out to find out what's the problem. With a story focusing on possession, vengeful spirits and murder, you're steadily entertained with a flick that manages to keep it's head above water.