At the four corners of the Four Violet Flames Formation barrier, the Sound Ninja Four stood atop the rooftops, their expressions focused as chakra streamed continuously from them, completely sealing off the area. To them, the positions they occupied were absolute safe zones.
Four gray afterimages appeared calmly and swiftly outside the barrier's four corners.
The Karsten Squad moved without a single wasted motion. Almost the instant they landed, the four members pulled out four weapons from the tactical packs on their backs. They were savage-looking devices resembling some sort of heavy industrial drilling equipment. Their bodies were a dull metallic color, and their front ends were not muzzles, but half-meter-wide circular oscillation discs covered in intricate runes and energy-conduction circuits.
Naruto sighed when he saw them. "Thanks."
There was no warm-up glow from energy cannons, no violent roar from Explosive Tags.
The four members pressed the oscillation discs heavily against the roof tiles beneath the Sound Ninja's feet and flipped the switches.
"Bzzzz—"
A low hum, nearly inaudible yet powerful enough to make one's internal organs resonate, suddenly rose.
They were not attacking the barrier. Their target was the "foundation" sustaining it.
High-frequency oscillation waves instantly penetrated the tiles and wooden beams. The entire roof structure collapsed and shattered in an instant!
Inside the barrier, the four Sound Ninja, who had been standing as steady as mountains, suddenly found empty space beneath their feet. That horrifying vibration traveled backward along the flow of chakra, leaving their minds dizzy and their stomachs churning as intense nausea surged up their throats.
"What's going on?!" Sakon, the leader, went pale. He could feel violent fluctuations in his chakra output.
The barrier walls began flickering wildly along with their instability, as though they could collapse at any moment.
Acting almost on instinct, the