请曾经香港三级片嘅演员同导演做一个访谈纪录片，Until the end of the nineties，the Hong Kong cinema that explored the limits of sex and violence without shame was labeled“category III”. Calum Waddell's new documentary，an exhaustive investigator of the mysteries of genre film，is immersed，through interviews and archival images，IN one of the most wild and exciting popular film cycles.