在遥远的时间尽头，世界受到大规模污染之后，大地被新的主宰污染兽所占领，将人类逼至濒临灭绝的窘境。幸存的人类在远古炼金术师遗留下的自律型移动都市中生活。这些移动都市各自拥有自己独立意识及专门的作用，有专属交通的都市也有专属教育类的学院都市。 赌上各自都市的存亡，都市与都市之间为了珍贵的却不可缺少的矿藏超锡矿山而进行战争。还有能够覆盖天地的巨大怪物“污染兽”群。少年少女们为了保护自己的都市，使用超能力“刭”不断进行战斗。 故事就发生于无数都市中的其中一个学院都市洁尔尼，在新生入学仪式上，由两个敌对都市的学生引发的骚乱险些造成坍塌事故(其实是学生会会长安排来试探雷冯的）；在混乱之中，来自于枪壳都市古莲丹的普通教育系新生雷冯救下了一名少女。由此，被学生会长以学费全免为条件由一般教育系转入了武技系，并被招入了刚成立不久的都市护卫第十七小队中。 不过这个“第十七小队”却是个不得了的“堕落部队”。率领整个小队的队长妮娜不顾周围的人和状况一昧向前猛冲，沉默的少女菲丽、没有干劲的男人夏尼德、被这些超有个性的“第十七小队”包围着，雷冯开始了全新的学园生活。 然而，除了学生会长以外，并没有人知道这位来自钢壳都市古莲丹的少年有着怎样的过去，他那曾经背负的作为武者的最高荣誉以及污名……
钢壳都市雷吉欧斯 (季节 1)
The Conscious City (集 1)
播出日期: 2009-01-11
运行时间: 24 min
概述: After arriving at Zuellni Academic City, mysterious Layfon makes quite an impression - and is quickly forced into joining the 17th Platoon of the Military Arts Department.
Capture the Flag (集 2)
播出日期: 2009-01-18
运行时间: 24 min
概述: After Layfon meets the 17th Platoon, he joins them for a game of Capture the Flag against the 16th Platoon. When Nina finds herself in trouble, Layfon reveals the true extent of his power.
Electronic Spirit Zuellni (集 3)
播出日期: 2009-01-25
运行时间: 24 min
概述: After intruders attempt to steal Zuellni’s electronic spirit, a painful incident from Nina’s past is revealed, shedding light on her motivation to grow stronger.
Disarmament! Put on That Maid's Outfit! (集 4)
播出日期: 2009-02-01
运行时间: 24 min
概述: Though she’s reluctant to rely on her powers, Felli may be forced to use her special abilities when she and her friends fall under attack at an abandoned research lab.
The Enemy That Lurks in Death's Ground (集 5)
播出日期: 2009-02-08
运行时间: 24 min
概述: Zuellni falls into a massive nest of Contaminoids! As Nina leads the Military Arts students into battle, Layfon stays behind, convinced it’s a suicide mission. If he doesn’t join the fight, all could be lost.
The Letter from Glendan (集 6)
播出日期: 2009-02-15
运行时间: 24 min
概述: Layfon accepts a temporary spot within the ranks of the Municipal Police. His first task: stop a group of undercover espionage agents.
Adamandite Restored (集 7)
播出日期: 2009-02-22
运行时间: 24 min
概述: Nina’s grueling training schedule causes her to fall ill. With their leader out of commission, Layfon and the rest of the 17th Platoon must depend on teamwork to defeat a powerful Contaminoid.
A Former Enemy Reduced to a Ruined City (集 8)
播出日期: 2009-03-01
运行时间: 24 min
概述: The 17th and 5th Platoons must work together to investigate a city left in ruins by Contaminoids. During the mission, Gorneo shocks Nina when he reveals information about Layfon’s secret past.
The Right to be a Heaven's Blade (集 9)
播出日期: 2009-03-08
运行时间: 24 min
概述: New information shared by Gorneo forces Nina to consider Layfon’s future with the 17th Platoon. Meanwhile, Leerin finds herself in serious danger as a direct result of Layfon’s past.
Luecken's Revenge (集 10)
播出日期: 2009-03-15
运行时间: 24 min
概述: Faint signs of life are detected within Gandweria, but as the 17th and 5th Platoons search the ruins for survivors, Shante’s lingering hostilities toward Layfon put everyone in grave danger.
Spa Resort Kalian (集 11)
播出日期: 2009-03-22
运行时间: 24 min
概述: During a trip to a resort, Kalian can barely handle it when Layfon tries to teach Felli how to swim. The tension only grows when the sudden appearance of terrorists leads to a hostage crisis!
A Tender Lie (集 12)
播出日期: 2009-03-29
运行时间: 24 min
概述: Hostilities grow between Sharnid and the members of his former Platoon. Later, Layfon’s investigation of a drug-dealing operation leads to a confrontation with a mysterious mercenary from Glendan.
The Sentiment That Lies in the Barrel of a Gun (集 13)
播出日期: 2009-04-05
运行时间: 24 min
概述: Nina confronts Dinn about his Overload use, warning that the authorities might be catching on. Later, Kalian has a mission for Layfon, Nina, and Sharnid - and they’re going to be working with Haia.
The Fallen Ones Appear (集 14)
播出日期: 2009-04-12
运行时间: 24 min
概述: During a competition, the Fallen One inside Dinn is captured by Haia, forcing Layfon to take action. It will be up to Dalsiena to find a way to separate Dinn from the spirit possessing him.
Feelings That are Not Received (集 15)
播出日期: 2009-04-19
运行时间: 24 min
概述: The 17th Platoon heads to training camp to prepare for their upcoming competition. Complications soon arise between Layfon and Mayshen - and just as they seem to be working it out, disaster strikes.
Zuellni Run Amok and the Contaminoid Offensive! (集 16)
播出日期: 2009-04-26
运行时间: 24 min
概述: Nina decides to lead the charge in the competition against the 1st Platoon. Later, when something causes Zuellni to change course and head toward a group of Contaminoids, Layfon must join forces with Haia.
Salinban Mercenary Training Group, Move Out! (集 17)
播出日期: 2009-05-03
运行时间: 24 min
概述: Layfon engages the Contaminoids alongside Haia’s group, and as the battle rages, the rest of the 17th Platoon watches and learns. Unfortunately, Nina is nowhere to be found after her visit to see Zuellni.
Nina Missing! Zuellni in Crisis (集 18)
播出日期: 2009-05-10
运行时间: 24 min
概述: After her encounter with the Fallen One, Nina is somehow transported to Myath. Meanwhile, Kalian confronts Layfon, ordering him to rest for the impending battle against the Contaminoids.
A Guided Encounter (集 19)
播出日期: 2009-05-17
运行时间: 24 min
概述: Nina and Leerin face great danger and treachery when they take on those coveting Myath’s electronic spirit. Back at Zuellni, Layfon helps turn the tide of battle against the Contaminoids.
The Night Before the Intermunicipal Battle (集 20)
播出日期: 2009-05-24
运行时间: 24 min
概述: With a battle against Myath looming, the 17th Platoon is happy to have Nina back after her mysterious disappearance. Unfortunately, new troubles arise when Felli lands in Haia’s clutches.
Felli, Kidnapped (集 21)
播出日期: 2009-05-31
运行时间: 24 min
概述: Felli’s safety is on the line as Layfon and Haia clash. Later, the battle between Zuellni and Myath looks like it might be postponed when an ominous presence appears in the distance.
The Invincible, Spear-Shelled City Glendan Draws Near! (集 22)
播出日期: 2009-06-07
运行时间: 24 min
概述: An encounter between Zuellni and Glendan seems inevitable, and Myath is still lingering in attack range. Just as tensions reach a boiling point, a new threat appears in the sky.
Ignacius's Fragments (集 23)
播出日期: 2009-06-14
运行时间: 24 min
概述: As Layfon and the others search desperately for the missing Nina, the 17th Platoon is caught in an ambush perpetrated by a villain who has been lurking very nearby.
The Stirring Cities (集 24)
播出日期: 2009-06-21
运行时间: 24 min
概述: When the Fallen One possesses Savalis, Layfon might not have the power to survive. Everything he holds dear is on the line - and the fate of Zuellni is in his hands.
季
集 24
集 3