In the first series of Bible Black she was Taki's stalker girlfriend thanks to the power of the Black Book. In the second series she is a teacher at the school.
Rika Shiraki was the student body president at the school that Bible Black takes place at. She came to the attention of Taki Minase who immediately casts a love spell on her. The following day Rika sends Minase a note and she meets him and declares her love for him. The two adjourn to the gym where Rika gives Taki her virginity. Minase then seems to forget about her until she shows up the following evening at his home. She quickly throws herself at him and gives Minase her anal virginity as well. Just as Minase is about to ejaculate on her Imari appears and witness the sexual act. The following day Minase informs her that she is under a spell but she thinks that he doesn't love her any longer and throws herself off the roof.
Rika miraculously is not seriously injured by the feat and is soon once again at Minase's side. Minase, now corrupted by a lesser demon, tosses Rika to the student body during the orgy taking place at the school art club. She later witnesses Minase having sex with Miss Takashiro. Determined that if she can't have Minase no one will she stabs him in the chest and has sex with him as he bleeds out. Minase is saved by the timely arrival of Miss Takashiro. While Rika is recovering at Minase's home she and Taki's sister, Yukiko Minase arrives and the two women are sexually assaulted by enslaved students. After Miss Kitami is stopped Miss Takashiro erases the memory of everyone save Taki and Imari.
Many years later Rika is now a substitute teacher at her old school. She runs into Kaori Saeki, one of her former classmates. Saeki has her magic club members capture and brutally rape Rika for the duration of the current ritual.
|1st manga book:|
|1st anime episode:||Bible Black #1|
|1st anime movie:||New Bible Black Complete Version: Restored ~Rinne~|