Saving the world is no child’s play in this dark and chilling mecha manga series.One summer, fifteen kids innocently wander into a nearby seaside cave. There they meet a strange...

Giant robots are invading Earth and fifteen teenagers must figure out a way to stop them. The key to mankind's survival is a towering mecha known as Zearth, but the...

The underage pilots of Zearth are starting to crack under the pressure. In the beginning all they wanted to do was play a fun game. Now they're fighting for their...

Having no interest in boys her own age, young Chizu develops a crush on her schoolteacher. After a few tentative secret dates, her relationship with the older man takes an...

Zearth's surviving pilots make a promise to each other: they'll never break down, they'll never cry, and no one's to blame. Yet after Maki's battle breaks open the core of...

Now the children know the truth: their opponents are human beings, just like them. Despite going into his battle with mixed feelings, Kirie finds one more chance to surprise his...

Komo’s battle takes a shocking turn when the enemy pilot flees for his life...and then comes out of hiding where nobody would have expected. Anko’s battle begins not long after,...

Through battle after battle, the world has known Zearth as an implacable force of destruction. Now, the monster has a human face, as Anko uses her father's broadcast to deliver...

Zearth’s next pilot is Kana Ushiro, the one child supposedly spared from the contract that has driven her friends to fight for the survival of their universe. Fearing for her...

Two children remain to fight for Earth’s survival, and one of them isn’t from this Earth at all. Zearth’s next pilot, Yoko Machi, has been possessed by the mind of...

Rule 1Zearth’s battles follow an ironclad rule. If Zearth loses the battle, or if 48 hours pass without victory, Earth will be destroyed, along with humankind and every other living...