Captain Earth

Earthengine Open Fire

Several years after the death of his father, Daichi Manatsu returns to Globe's Tanegashima base and while exploring an abandoned building where he befriended a mysterious boy called Teppei Arashi during his childhood, he is entrusted with a gun-like artifact called the "Livlaster", that allows him to pilot the "Earth Engine", a massive mecha that is mankind's trump card against the alien race Kill-T-Gang, that threatens to destroy all mankind. (Source: Wikipedia)

It's called Livlaster

Assisted by the hacker Akari Yomatsuri, Daichi successfully repels the Kill-T-Gang's attack and after returning to Earth, he reunites with Teppei and Hana Mutou, a mysterious girl both Daichi and Teppei met during their childhood. Enraged with the inhuman treatment given to Teppei and Hana, Daichi decides to do something about it. (Source: Wikipedia)

The Rainbow of Albion

Daichi and his friends move to the house of Akari's father, Tsutomu Nishikubo, the commander of Tanegashima Base, and start living together, until another Kill-T-Gang robot, Amarok, attacks Earth. Upon being informed that it is the same machine that killed his father Daichi recklessly confronts the enemy and just as he is about to be defeated, Teppei comes to his rescue, piloting the Kill-T-Gang robot Albion. (Souce: Wikipedia)

Assault of the Planetary Gear

Daichi and Teppei repel the Kill-T-Gang's attack once more, but Teppei is put in custody after revealing his identity. Akari and Daichi decide to pay a visit to him nonetheless, when Amara and Moco, the pilots of the Kill-T-Gang robots they faced, attack the Tanegashima Base in an attempt to extract him. (Source: Wikipedia)

Starry Sky's Picture Book

Akari and Teppei are tasked to infiltrate Globe's space station "Tenkaido" in order to rescue Eiji Arashi, a criminal whose genes were used to create Teppei, making of him his biological father. However, they are ambushed by members of a rival organization that intends to kidnap Eiji for his own purposes. (Source: Wikipedia)

Kivotos Plan

The efforts of mankind to deal with the Kill-T-Gang's threat are divided between two factions, and while the Globe's "Intercept Faction" intends to prevent the enemy to attack Earth, the organization Salty Dog's "Ark Faction" supports the "Kivotos Plan" which consists of salvaging a small group of humans from the destruction of mankind. When a member of Salty Dog intends to kidnap Hana for their own purposes, Daichi steps in to save her. (Source: Wikipedia)

The Midsummer's Knights

Amara and Moco join forces in a combined attack on Earth and both Daichi and Teppei struggle against them. In the occasion, Daichi is about to be killed when Teppei makes an unexpected choice to save him. (Source: Wikipedia)

Sign from the Dark

After failing to attack Earth by themselves, Amara and Moco decide to awaken the other members of their race that are scattered to assist them. The first member they contact is Zin, the avatar of the robot Zimbalt and to confront him, Globe dispatches their newest unit composed of Daichi and his friends, the "Midsummer's Knights". (Source: Wikipedia)

Magical Girl Akari-chan

Ai, the avatar of the robot Aiatar is the second Design Child contacted by Amara and Moco, and to increase their chances of success, they kidnap Akari and force her to infiltrate mankind's orbital defense systems while Daichi confronts Ai with serious disadvantages. (Source: Wikipedia)

On the Windy Planet

Amara and Moco awaken Lin, the third of their companions and the Avatar of the Kill-T-Gang Liebam. Daichi confronts Lin and defeats her, but fails to prevent her from summoning Liebam and it's up to Teppei to stop her, piloting his own machine, the "Nebula Engine". (Source: Wikipedia)

Through the Window of Setsuna

Akari and Hana befriend a young girl called Setsuna, unaware that she is one of the missing Design Children. Amara and Moco attempt to contact Setsuna, but stumble into a confrontation with Daichi and Teppei instead, while Setsuna learns the shocking truth behind the experiments made on her by her caretaker. (Source: Wikipedia)

Let's Fight, Boys

The Midsummer's Knights infiltrate an underground ring in search for Baku, the last of the missing Design Children, who is being forced to fight illegal matches for the Yakuza. Amara breaks into the ring and confronts Baku in an attempt to have him remember his past, but is surprised when he refuses. However, neither Amara nor his other companions intend to give up so easily on drawing him back to their side. (Source: Wikipedia)

Baku's Town

Baku refuses to join the other Planetary Gears out of his attachment to Kumiko, the daughter of the local Yakuza. But this changes when the truth about Kumiko comes to surface and Baku decides to take revenge on Earth by helping destroy it. (Source: Wikipedia)

A Maiden's Tear That Sparkled Through the Night

With no missions to perform in the next days, Daichi and his friends are given a few days of R&R. In the occasion, Hana reveals that she loves Daichi, but fears what he may think of her if she reveals her true self to him. Meanwhile, Amara and Moco take control of a massive asteroid and drop it on Southern Japan with the intention of destroying the Tanegashima Base. (Source: Wikipedia)

True Self

Running away from her friends, Hana meets Setsuna again, and the two end up pursued by Amara and Moco, while Puck, the AI built by Macbeth Enterprises, lays a trap to the CEO and snatches his body. Once Daichi and Hana finally reunite, he reconciles with her, just before the Planetary Gears attack them. (Source: Wikipedia)

Her Flare

Now finally assembled, the Planetary Gears get the full support of Macbeth Enterprises in their endeavors, unaware of Puck's true intentions. Meanwhile, with Daichi and Teppei still recovering from the last battle, Hana pilots her own machine, the "Flare Engine" to counter another enemy attack. (Source: Wikipedia)

The Knights of Midsummer

Onslaught Through the Wilderness

Your Smile Means Everything

Satellitejack

The Meaning of a Captain

The Operation Summer

A Midsummer Night's Dream

Auberon