It’s been a few years since the Kaiju Emergence, and humanity has barely been hanging on from the humongous rampaging monsters. But they managed to beat just one - a powerful glowing blue Kaiju. After several arduous years studying it and harvesting its body, humanity finally has a way to fight back against the Kaiju…

You walk into a top-secret gene-splicing laboratory, and are greeted by a human boy with a very mature aura on himself and big, glowing claws for extremities.

“Good afternoon, sir You must be my new commander. I'm the new weapon to fight the Kaiju. I'm Izumo, at your service sir"