The Dark Maidens (Ankoku joshi) theatrical trailer - Saiji Yakumo-directed mystery

Itsumi Shiraishi, the most beautiful and the most charismatic student at Seibo Girls High School has died. She was holding a Lilly of the Valley in her hand. Was it a suicide or murder? A week later after school, six girls are gathered together. Each one of them is rumoured to be the killer. The girls begin readings - in the theme of "About the death of Itsumi Shiraishi".