After Gen is framed by Alien Vibe, he must discover it's secret to defeat it.
Leo is defeated by the monster, Antales, when a mysterious boy comes into to the dojo competition and knocks out everyone in it. Who is he?
When an alien with the ability to duplicate itself arrives in Tokyo, Gen trains to dodge it's multiple attacks.
The dreadful Alien Atler has come to earth, and Dan tells Gen he is no match for this enemy. She also has the power to wipe out entire planets.