In the far future, an archeological expedition on the colony planet Solo have discovered 3 ancient trucks (???) and a starship from the ancient 6th civilization, Tthen a spaceship, belonging to the Buff Clan, searching for the power of Ideon arrive on planet and discovering an \"alien\" civilization on planet, are reluctant of making contact, Princess Karala decides to make contact with the \"aliens\" and after a while her boyfriend Gije sends a strike force to retrieve her... (a very bad move), a botched first contact situation happens and a war erupts between the Buff clan task force and the colonists of Solo, their colony destroyed, the surviving colonist escape on the Solo tar ship and Cosmos, Deck and Kasha use Ideon to defend the colonist from the invaders aggresion... Created by Yoshiyuki Tomino, right after MS Gundam, and in his (in)famous \"kill them all\" period, it\'s a epic giant robot adventure not to be missed.