The "π-naple" is an organization for the elimination of corrupt spies who disturb world peace. From the Japanese branch of the organization, 00Goro and 00Hachiro, are in pursuit of Dr. Ootake when they are interrupted by something. It is Mad Machine, a robot spy organization that steals secrets from all over the world and sells them at a high price!
Also included are "Sπ", "5SS (Five Six Seven)", "Pink Tiger", and "Super Express Reporter Hatoko Chan".(Source: Kodansha, translated)