Miki, a young and talented ballet dancer is accepted into an exclusive and very private academy run by a mysterious woman named Kaibara Akiko. Miki wants to further her dance education and rekindle her relationship with her boyfriend, but soon discovers all the horrible things forced upon the academy students. She is subjected to constant torture and realizes there may be no escape! With similar tones to Italian horror maestro Dario Argento's masterwork SUSPIRIA, SEX HUNTER: 1980 is one of the more controversial entries in the Nikkatsu Erotic Films Collection.