Genres: drama, mystery, thriller
Themes: high school, terrorism
Objectionable content: Significant
Plot Summary: One summer day, a terrorist attack strikes Tokyo. The perpetrators are two boys who call themselves "Sphinx." The attack was just the beginning of the grandiose game they are playing that will envelop all of Japan.
Running time: 23 minutes per episode
Number of episodes: 11
Audio : Japanese, English
Subtitle : English