A cop is assigned to catch a serial killer who is murdering his way through Rome's sexual underground.
Retired international police agent, now suburban housewife, is asked by her former partner to help him catch a serial killer.
Terrorists destroy a chemical factory. A virus is released that infects the people of the town with a strange psychosis.
A psycho killer uses a corkscrew to stick into the brains of his victims.
A hospital nurse treating a patient for amnesia discovers that he is the serial killer who has been roaming the city armed with a metal baseball bat.
A psycho who has contracted AIDS blames women for his disease, and begins to stalk and kill beautiful girls.
The lonely, divorced and disillusioned lawyer Lex Larsen comforts himself by drinking "Brun Bitter" helps out a small boy finding his lost bike, and finds himself hunting a serial killer in a undercurrent of sex and violence.