
On a terraformed post-disaster Mars, a group of child security agents rebel against the adults who betrayed them and the oppressive Earth government.






Orga's team is picked to escort Kudelia, the leader of the Martian independence movement to Earth for a important meeting. While preparations for departure are being made, the base is attacked by Gjallarhorn.
The adults flee when Gjallarhorn attacks, using Mikazuki and the rest as decoys. Orga gathers those who have been left behind and makes the decision to fight back putting a secret plan into action.
Tekkadan and Kudelia leave Mars behind; They're attacked by Coral's Gjallarhorn forces when they try to catch a shuttle.
Tekkadan and Turbines leave Mikazuki and Yikinojo on the Saisei to finish final adjustments to the Barbatos.
While on patrol, Akihiro and Takaki are attacked by unknown enemies and they engage them in battle.
The survivors of the battle with the Brewers hold a funeral service for their fallen comrades.
The colony workers launch a protest movement, which develops into a Gjallarhorn intervention; Kudelia is drawn into the uprising.
After Kudelia witnesses Gjallarhorn's brutality, she makes a fateful decision.
Tekkandan's members try to depart the colonies to finally descend to Earthl; someone claims to support the members.
With Gjallarhorn's fleet blocking a path, Tekkandan tries to descend to Earth, but the ensuing battle becomes fierce.
Tekkada will have to accompany Makanai to a parliamentary general session taking place in Edmonton.
As they prepare to return to Edmonton, Tekkadan falls under attack by Gjallarhorn; Orga makes a counterattack.
Exhausted by the repeated battles with Gjallarhorn forces, Tekkadan members are still determined to go to Edmonton.
Tekkadan heads to Edmonton, but the way is blocked by Carta who is seeking a showdown; Mikazuki and the others keep pressing on.
Orga and other members finally reach Edmonton, but are attacked by Gjallarhorn.
A threat appears during the battle between Tekkadan and Gjallarhorn, Mikazuki ends up confronting the new threat alone and makes a discovery.
Space pirates attack Tekkadan as they try to escort Kudelia on an inspection of a halfmetal mine.
Tekkadan fight odd space pirates, but quickly realize they were part of a bigger group.
Deploying all the fighting strength it possibly can, Tekkadan attempts to capture Sandoval Reuters, the leader of the Dawn Horizon Corps. During a hard fight against unequal odds, Gjallarhorn's outer lunar orbit joint fleet Arianrhod also joins the battle.
Mikazuki and Orga visit the leader of the ideological group 'Terra Liberionis' to resolve the issues surrounding the attacks of the 'Dawn Horizon Corps'.
Tekkadan who is now serving as a military advisor to Arbaru, is consumed with preparing the launch ceremony for the Arbrau Defense Forces. At Makanai's request, Tekkadan takes charge of security for the ceremony event.
A conflict between the rival econic blocs of Arbrau and Sau breaks out as their armies clash on the Balfour Plain.
The awakened mobile armor, along with a huge quantity of sub-units of the ancient armor head for a densely populated area to fulfill their ancient programing.
Outnumbered, the Tekkadan turn to McGillis for assistance and launch a mobile armor mop up operation.
Gjallarhorn's Earth HQ is captured in a coup d'etat by young officers.