One sunny day invaders came from space. They weren't little green men or funny girls wearing school uniforms, though. They were ugly robots which defeated the UN forces in seconds. After that the invaders (known as eyeballs) roamed around and observed human society. In fact, they were peaceful unless attacked. They were polite and followed all the traffic laws, too. Still, they were aliens and the people of Earth wanted them to go home. The Kitanohashi High School Magic Club took it on themselves to defeat these foul robots and free the world. (Source: ANN)

The story starts off with a face-off between two rival heroes, ZET and ALPHAS, and then traces their origins - Jin Kanzaki, a young man with the ability to transform into a superhuman being known as ZET, and Kouga Amagi, a young man with a strong sense of justice who uses technology to fight as ALPHAS. The fates of these two men and those around them intertwine as they fight to protect mankind and destroy monstrous abominations known as Players. (Source: ytv ENGLISH)

Nine regular humans from different parts of the world are abducted and transformed into cyborgs with astounding powers for the purpose of being used as weapons. The nine cyborgs rebel and start to fight against their creators in the name of justice and world peace. Decades later, the nine cyborgs seem to be untouched by time, but they live in a world where justice has as many nuances as the number of people living on the planet. What is their place in the world now? In the beginning was the Voice, and the word was Him; and all obeyed His word in great awe. But those who dwelt upon the land, through vanity, cunning and greed, attempted to build a multitude of towers whose tops reached unto heaven, and accumulated great wealth on earth. Scattering across the land and laying it to waste, man turned a deaf ear to His Voice. So He gave unto man an opportunity to atone for his misdeeds; and flame and smoke and the roar of a lion descended upon earth; and shattered the many towers to dust.... (Source: Production I.G Official Website)

One year after goddess Belldandy emerged from Keiichi Morisato's mirror and promised to stay with him forever, a new threat to their happiness emerges, one that could end the contract between Belldandy and Keiichi.