Se, jie (2007)

aka: Lust, Caution

An espionage thriller set in WWII-era Shanghai, in which a young woman, Wang Jiazhi, gets swept up in a dangerous game of emotional intrigue with a powerful political figure, Mr. Yee.

Shou xing nan xun (2001)

aka: Sex Medusa

Sex Medusa: A team of scientists conducting a biological study in the underground sewage system discovers a group of alien-looking eggs that they subsequently destroy. However, unknown to them, one of the eggs had hatched and escaped. It is a snake-like creature that can adapt quickly to human society, and it soon adopts human form. As a beautiful woman, the snake creature seeks food, and a way to fertilize her eggs.