Akira Takaoka, the lone member without a computer in the Electric Brain Study Society, eagerly seizes the opportunity to buy a PC9821 at a bargain price. Despite missing out on the limited offer, a mysterious figure in a dim alley presents him with a similar deal for a PC2198 instead. Little does Akira know, this bio-engineered PC requires a unique energy source—sperm! With the computer, dubbed Mimi, demanding a constant supply, Akira faces the daunting task of keeping up while battling the malevolent Apple Nacintosh sisters set on dominating Japan's PC industry. Can Akira overcome his embarrassment and meet Mimi's unconventional needs to thwart the scheming sisters?