Unfortunately, even his Sharingan failed to uncover any clues.
Unwilling to give up, he entered the room and examined it again.
He stamped on the floor, producing a series of thuds, and found that it was quite hard.
Yet there were two gaping black holes in the room's floor.
Each was large enough for an adult to lie inside.
How high would the temperature have to be to melt the floor to that extent?
He approached one of the holes and examined it curiously.
But as soon as he drew close, his expression changed.
"This is..."
"Sasuke, did you find anything? There's nothing in this base but corpses."
He had spent so long investigating that Naruto had already made a circuit of the place and come looking for him.
"You could say I found something. Where's Sakura?"
Sasuke stood up, but Sakura was nowhere in sight.
"Haven't seen her." Naruto shook his head. "What did you find?"
"Let's wait until we find Sakura before discussing it."
The two found Sakura.
She was crouching in a laboratory, examining something.
"Sakura, did you find anything?"
"No, it's just... something's bothering me."
"What is it?"
"This equipment." Sakura pointed at the laboratory equipment, which had been wrecked beyond recognition. "I've never seen a lot of it before, but if I'm not mistaken, it was used for human experimentation!"
Naruto recalled finding several rooms in the base that resembled prison cells, with traces of human habitation inside.
They must have been used to hold prisoners, though he had no idea who had destroyed them.
"Whoever did this, at least they did something good."
As it happened, the area Sasuke had investigated was where the modified humans still undergoing experiments had been confined.
Although he had only found some strange ashes in those rooms, he