There's a crisis in the Chinese Spirit World -- humans don't believe in gods anymore! A Door God, facing unemployment, ventures into the human world to prove his worth, leading to unexpected encounters and transformations for humans and spirits alike.

In this exciting Chinese action flick, Mr. Black is back! After notorious criminal rat, One-Ear escapes, Mr. Black organises a all-points bulletin to capture him. But more trouble is brewing: a mad ape scientist, Dr. Big Ape seeks revenge on those who have wronged him. Now joining forces with One-Ear, they have a diabolical plan up their sleeve: to kidnap the citizens and banish them to space using the "Emerald Star" on opening day. With the help of his fellow officers and a young pig partner, Mr. Black faces his foes in an epic showdown of the "Emerald Star"

The feature introduces a fictional golden-colored flower, which possesses the magical ability to debauch humans who get too close to it. As the flower only chooses kindhearted people as hosts, a group of martial artists who want to eradicate the plants face a dilemma: should one kill good people for rescuing men from sin?