Ti Lung is Lok Pui, a convicted felon, just released from a 4-year prison sentence. As he's taking his first breath of freedom he is approached by Big Boss Sing who tries to get him back in the old gang.

A teacher and his five female students are attacked by a monster with neon-green eyes. The teacher escapes but his students are completely dismembered. He soon discovers the monster is worshipped by a cult whose ambition is to rule the world and tear the clothes off young girls.

Because of a hospital hex, whenever a certain patient sleeps he visits a supernatural world of hopping zombies and warring priests.