 The evil monkey Specter has escaped and this time, he has kidnapped The Professor and plans to wreak havoc on Earth with his monkeys. A teen aged-boy and the cousin of Spike, Jimmy (Hikaru in the original Japanese version) with his partner baby robot Pipotron must go out and stop Specter s evil plans in wreaking havoc with his monkeys. With the operating assistance of Natalie (Natsumi in the original Japanese version), Jimmy must use his Stun Club and the Monkey Net to capture the monkeys, rescue The Professor and defeat Specter before the entire Earth is dominated by Specter s monkeys and his goons. Will he succeed?