The battle left the land ravaged, and a light rain began to fall from the gray sky.
A few hours later, several figures dressed in black arrived. Shock filled their faces as they surveyed the traces of ninjutsu all around them.
"Dr. Amado, was all this really caused by ninja fighting? You could call them gods."
The young man addressed as Amado crouched down, tasted a bit of soil, and said, "Yes. The ninja who fought here were far more powerful than the current Five Kage."
"More powerful than the Five Kage!"
Although ninja and ordinary people belonged to different worlds, they had still heard of the Five Kage, the leaders of the Five Great Nations' military forces. Those were truly important figures in the Shinobi World.
After a pause, the assistants looked at Amado and could not help asking, "Doctor, shouldn't we retreat as soon as possible? If they discover us..."
As they spoke, lingering fear showed on their faces, as though they could already see themselves being killed.
They might have been scientific research experts with a certain standing, but would ninja with such power care? Even the daimyō would probably have to treat them cordially.
"Then we can only wait to die..."
Amado cracked a joke, then headed toward the center of the battlefield.
The other assistants exchanged glances and followed. At this point, there was no turning back.
After prolonged bombardment by explosive tags, traces of obsidian had formed in the center of the battlefield, and a suffocating smell hung in the air.
After exploring for a while, Amado stopped and looked at an unremarkable stone nearby.
He picked up the stone and examined it. An assistant beside him took out an instrument, tested it, and said, "Doctor, isn't this the same as the sample in