The story is about two races, the red race with red hair human, they possess great physical ability, and much stronger than blue race

The blue race , having blue hair , does not possess great physical ability , they seems like normal human. Because of that the red race begin dominating them and abusing them and it lead to war

At first the blue race are losing but then one day the prince of the blue race managed to invent a mecha robot which they ride . The mecha robot was very strong, they can easily defeat the brute red race, they then began mass producing it, and realized the blue race forte is their brain and technology , the red race stand no chance because their tactic was just straight go to their opponent with brute force while the blue race use tactic and their superior techology to win the war.

The grudge of blue race of the red race abuse has make them decided to genocide the red race or enslave them, most of the blue race mecha army raided red race village and killed many of them.

The prince who see it realized the blue race are no different with the red race, he created the mecha robot as self defense for his nation. He then left his country and begin helping the red race

The blue race see him as traitor and afraid he gonna create some technology that will make the red race stronger and reverse the current war situation so they decided to kill him

The prince created a mecha gauntlet or something like that as his weapon and it easily destroyed the mecha robot, the blue race then realized if he mass produced it then it will be disaster for them because the mecha gauntlet enchance physical ability and if the red race wear it , they will destroy the blue race.