Riddle Story of Devil Anime's 1st Promo Samples Animation

Pony Canyon began streaming the first promotional video for the television anime adaptation of Yun Kouga and Sunao Minakata's Riddle Story of Devil (Akuma no Riddle) manga on Monday. The text in the video reads, “The target is a high school girl with a certain issue. All of her classmates are assassins.” At the end of the promo, Haru says, "Tokaku. Haru definitely won't die. I'll show you that I can graduate from the Kurogumi class without getting killed."

[youtube]http://youtu.be/CboNeTHAr0A[/youtube]

The main cast is as follows:
- Ayaka Suwa as Tokaku Azuma
- Hisako Kanemoto as Haru Ichinose
- Yoshino Nanjou as Nio Hashiri
- Azumi Asakura as Isuke Inukai

Additional cast members include:

Fumiko Uchimura as Haruki Sagae
Mami Uchida as Hitsugi Kirigaya
Sachika Misawa as Chitaru Hamatame
Yuka Ōtsubo as Mahiru Banba / Shinya
Miho Arakawa as Sumireko Hanafusa
Haruka Yoshimura as Kōko Kaminaga
Chika Anzai as Suzu Shutō
Manami Numakura as Otoya Takechi
Yuki Yamada as Shiena Kenmochi
Tomokazu Sugita as Kaiba-sensei
Takahiro Sakurai as Mizurogi-sensei

The story is set at Myōjō Academy, a private girls' boarding school. All the students in the 10th year's Kurogumi class are assassins with one target, Haru Ichinose. Tokaku Azuma is a recent transfer student who is also targeting Ichinose, but she gradually develops feelings for Ichinose.

Keizou Kusakawa (Magical Girl Lyrical Nanoha A's and Magical Girl Lyrical Nanoha films, il sole penetra le illusioni ~ Day Break Illusion, Ro-Kyu-Bu!, Sekirei) is directing the anime at Diomedea. Kiyoko Yoshimura is in charge of the series scripts, and Naomi Ide is serving as the character designer and chief animation director.
Story creator Yun Kouga and artist Sunao Minakata launched the manga in Newtype last year, and Kadokawa published the first compiled book volume in July.

The anime will premiere in Japan in April.