A mystery thriller ‘8MM’ tells the story of a private detective who, on duty, has to face the most vile deeds of people. After the death of her husband, his widow finds a fragment of a film hidden in a safe.
Seen footage of the brutal murder of a minor girl by a sexual sadist terrifies her. She passes the film, or rather, these 8MM, to a private detective with a request to conduct an investigation and find out whether the murder actually happened or is it just an amateur dramatization.
In his investigation, a private investigator will have to plunge into the world of the porn industry, finish the job and save his life.