Kazuo Mori, PI, is struggling to make ends meet. When he falls in with a prostitute called Angel he is soon struggling for survival in a vicious game that has the Yakuza and Japan's two major computer game makers as players. And on top of everything else, there is the rival agency that's just set up and is undercutting him on every job. The only thing to do is set up in partnership with the eager young student who is taking is business. And it's an arrangement with some unexpected bonuses.