On the run from his troubled past, Juuzou is forced into competing in a deadly underground fighting tournament. Skilled in the respected martial art Takemiya-ryuu, Juuzou must navigate a path filled with formidable foes and his personal demons — all while dealing with a bounty of three million yen on his head and a detective on his trail.

Aika's story continues, she is now 19 years-old, 3 years older than in R-16 and 7 younger than in Agent AIKa. Strange phenomena have been occuring at a girls academy. Slowly but persistently the most cute and beautiful girls are joining an internal club, but instead of a sing-in they just get abducted by a strange being that takes control over them by some indecent means. By coincidence Aika was flying-by on her plane when one of this abductions occurred and she was attacked to prevent her from comming closer, but instead of repelling her, she is intrigued about the attack's origin and then the opportunity shows up when her late partners from R-16 decide to investigate those abductions. The story remains full of action and panty flashing that are a must in Aika's series.

Episodes 12–17 of Dies Irae released exclusively on the web.

Shin Kazama, tricked and forced into flying for the remote country of Aslan, can only escape the hell of war by earning money for shooting down enemy planes or die trying. Through the course of the series, Shin must deal with the consequences of killing and friends dying around him as tries to keep his mind on freeing himself from this nightmare.