A Hong Kong policeman (Simon Yam) seeks honesty and loyalty amid corruption, crime and violence.

An armored truck carrying $170 million is held up by a sophisticated ring of bank robbers. The police are at wit's end.

In Jail House, Blackie has concocted a perfect escape plan. Then wardress 5354 is killed by accident when making love. She becomes the bad ghost, in contrast to the good ghost who dies in a previous escape attempt. Finally, the chief warden, the interior decorators, Blackie and the good ghost come to an agreement. They would get the chief warden's girl friend, the exorcist, to banish the bad ghost. To leave quietly too are Blackie and the good ghost...