Akuma No Riddle (悪魔のリドル) Anime Trailer

Akuma No Riddle (悪魔のリドル) Anime Trailer. It will be released on April, 2014. Animadted by Studio Diomedea and directed by Kusakawa Keizou.

Haru Ichinose is a student at a private girls' boarding school, Myōjō Academy, who is being targeted by 12 assassins disguised as students and Tokaku Azuma is a transfer student and an assassin who also initially targets Haru, but develops feeling for her and decides to protect her from the other assassins.

Via: ANN.