First, you have to know their spear and shield

Their shield is the stealth and abnormal regeneration ability

While the spear, which we have confirmed to be merely machine guns and launchers, have incomparable destructive force.

They can sink a ship with but a single shot

We have a sample that we retrieved from the experiment subject

But using our launcher devices we can’t achieve the same result

Well, of course. After all, that’s not a bullet

I’ll explain it later

Chapter 6:「Contradiction」