Akuma no Riddle
Riddle Story of Devil (悪魔のリドル Akuma no Riddle) is a Yuri (love between women) and action manga series written by Yun Kōga and illustrated by Sunao Minakata. It started serialization in 2012 issue of Newtype. An anime adaptation directed by Keizō Kusakawa will be produced by Diomedea on April 4, 2014 with 13 episodes.
Opening & Ending Themes:
1. “Soushou Innocence (創傷イノセンス)” by Maaya Uchida
2. “Paradox (パラドクス)” by Ayaka Suwa as Tokaku Azuma (ep 1)
3. “Kinou, Kyou, Ashita (昨日、今日、明日)” by Hisako Kanemoto as Haru Ichinose (ep 2)
4. “Concentration” by Manami Numakura as Otoya Takechi (ep 3)
5. “Across The Fate” by Haruka Yoshimura as Kouko Kaminaga (ep 4)
The story is set at Myoujou Academy, a private girls’ boarding school. The 10th year’s Kurogumi class has 12 assassins, disguised as students, with their sights on one target: Haru Ichinose. Tokaku Azuma is a recent transfer student (and assassin) who is also targeting Ichinose, but she gradually develops feelings for Ichinose. Instead of fulfilling her duty, she decides to protect Ichinose instead.