As Haruki and Yoko are strolling through town, they once again run into the Space Pirate Alien Barossa! The alien boasts that he will get his revenge for the defeat of his brothers. In the face of this powerful enemy's attack, SC-1 Sevenger, which was headed for a museum, reactivates for the first time in a while!
Meanwhile behind the scenes, Juggler seems to have something else in mind…