Ginya Otonashi is a college dropout who works part-time for a pachislot publishing company while aspiring to become a novelist. One day, Ginya comes across a secret organization and gets pulled into a competition to become #1 in "Pachi Battle," which is all a part of the Slotseum, a pachislot competition.

Tadashi Matsushita has recently entered the Kansai Fifth Technical High School and joined its notorious karate club. There he meets his captain, Yoshiyuki Takagi, an incredibly strong individual. Feared and respected throughout Osaka, Takagi is deep down an honorable and compassionate guy despite his violent endeavors.

A short anime about a guy living in his own world.

The Cleopatra Corns Group, aka Cleopatra DC, is a powerful financial conglomerate controlling most of the United States economy, almost as powerful as the US government itself. At the top of the organization is the beautiful, smart and brave Ms. Cleo, the Group's young, talented Chairman. This is good--it means she can handle the repair bill when that airplane crashes into her bedroom. With stolen artifacts, corporate kidnappings, and top-secret cyborg projects gone awry, her luck only gets worse from there.