Manga by author Fukami Makoto

18-year-old Koreeda Kazuki is a genius hacker who's only real skill lies with computers. Into his aimless life steps a wealthy man who makes him a proposition he finds impossible to refuse: that he will become Koreeda's investor on the condition that Koreeda use his abilities to help the man "conquer the world." In cyberspace where national borders hold no meaning, thus begins the story of two modern-day adventurers who stand against crime on a global scale.

Due to the invasion of Disas, enigmatic creatures of soil from the land of the dead, mankind, who was on the verge of crisis, was saved by the efforts of magical girls who had obtained a mysterious magical power. Three years later, new incidents suddenly occur, tearing apart the normalcy of the girls who had each returned to their normal lives. The saviors of humanity, those magical girls called "the Legendary 5 (The Magical Five)" now live each day fighting for their lives, even as they are trifled with by fate...

18-year-old Koreeda Kazuki is a genius hacker whose only real skill lies with computers. Into his aimless life steps Sakai Daisuke, a wealthy man who makes him a proposition he finds impossible to refuse: that he will become Koreedainvestor on the condition that Koreeda use his abilities to help him "conquer the world." In cyberspace where national borders hold no meaning, thus begins the story of two modern-day adventurers who stand against crime on a global scale.