"I'll scout ahead," Sasuke volunteered. "The Sharingan can see the internal layout clearly."
"That's too dangerous," Karin said worriedly. "What if they discover you?"
"Don't worry. I have a plan," Sasuke said confidently. "Besides, now's the best time. They just sent out the Black Shadow Unit, so their defenses are bound to be weaker."
Nagato considered it for a moment. "All right, be careful. If anything goes wrong, retreat immediately."
Sasuke nodded. In a flash, he vanished into the night.
The artificial island was surrounded by a tall wall covered in all kinds of sensors. But none of that posed much of a problem for Sasuke.
"Sharingan!"
His red eyes glimmered in the darkness. Sasuke could clearly see the flow of Chakra along the wall. He found a blind spot in the sensors and easily vaulted over.
As soon as he landed, Sasuke concealed himself in the shadow of a building.
The artificial island was even larger than it had looked from the sea, its buildings arranged in orderly clusters. A Tower stood at the very center, surrounded by Laboratories, dormitories, and a Training Ground.
"This place really is huge," Sasuke thought to himself.
He carefully moved along the edges of the buildings, avoiding the patrolling guards. Before long, he reached a building on the outskirts.
Through the window, Sasuke saw a gigantic Laboratory.
Dozens of Glass Cultivation Tanks stood in neat rows, filled with all sorts of bizarre biological specimens. Several researchers in white coats were busy at work.
"A biological Modification Laboratory," Sasuke muttered, frowning.
He continued watching and noticed something human-shaped inside one of the Culture Tanks.
"What's that?"
Sasuke leaned closer to get a better look, then sucked in a sharp breath.
There really was a person inside the tank, but their body had been extensively