Nie Feng has a body of true yang, but he came from an ordinary background, has a rough fate, was repeatedly oppressed and calculated, and finally embarked on the road of confronting the eight major sects alone. Unexpectedly, Nie Feng did not die because of this, but was reborn back to his boyhood at the age of seventeen. In this life, although he was from an ordinary background, he possessed peerless martial arts and rose rapidly in the martial arts. The regrets of the previous life will be made up. All enemies will be buried. (Source: baike.baidu)

On a quest to save the earth, 3 animals travel to other planets to acquire the infinity stones where they can then bless the planet with love, honesty, and fairness.

In the wild world, human beings are small, but not humble. Whether it is Shennong and his people in the human domain, or the various clans in Beiye, they are working hard and developing vigorously in their own way. Although he will be bewitched and suppressed by the Star God, he will also launch a tenacious resistance to the Star God in order to protect his tribe, his relatives and bloodline. (Source: Bilibili, translated)

Suddenly, an evil empire, Jaaku, raids the Earth. But the light appears from the Earth, and fights against Jaaku. It is Raijin Oh operated by Eldran. Eldran has protected the earth since the ancient ages. But he was injured during the fight, and Raijin-Oh falls to the ground. On the other hand, Jaaku scatters their weapons, Aku-Darmer, all over the world. Meanwhile, in Youshou elementary school, they have extra lessons in the 3rd class of the 5th grade. Eldran leaves Raijin Medal to them and asks them to save the Earth for him, and then he disappeared. In this way, the Earth Defense Agency consisted of elementary students is founded. (Source: AnimeNfo)