A serial killer is loose in Hong Kong, murdering hostesses from high class night clubs. As punishment for their flaky style and lack of discipline, two young policewomen are assigned to work undercover as hostesses to catch the sadist. While solving that crime, they discover who's behind some of the city's drug trade. In trying to halt this enterprise, which they undertake without orders, they must face the crime lord's Japanese hit woman.

Yeung’s poppy fields are torched by a law enforcement task force, she retaliates by ordering police officials assassinated. The Angels break into Yeung’s corporate offices, eventually tracing her headquarters. After Alex Fong’s character is captured and held by Yeung, the Angels mount an assault to rescue him. A complex sub-plot involving an armored car bullion robbery eventually leads the Angels to a final showdown with Yeung and her men.

The lecherous Ming emperor Cheng Teh sat on the throne, women were utterly subservient to men. Businessmen, officials and scholars suggested building houses of infinite pleasure to their ives. In the Ching Hua House of pleasure, the girls underwent exacting drills and instruction in the sensual arts under a stern madam, who punished any uncooperative girl into submission. Susan, the fairest and most headstrong girl in the Ching Hua House, fell in love at first sight with a handsome young scholar. He was on his way to Peking to sit for the imperial xaminations. Yet he fell in love with Susan too, and he spent his last penny to pass the night with her......