The use of this mysterious technique was extremely troublesome. If they wanted to communicate with the user of the secret art—in other words, the blue-clad masked man—they first had to set up a cube-like device.
Chakra was then condensed into information and fed into the cube. Only then could it function somewhat like a modern telephone or mobile phone.
However, this mysterious technique also had major drawbacks. Not only did it consume a great deal of chakra, but it also required a cube-like device. Otherwise, the technique was nothing more than decoration.
The head of the intelligence division expended his own chakra and entered the information into the cube.
Once the information entered the cube, it suddenly lit up. Then the light vanished, as though it had never appeared.
The intelligence chief sighed in relief at the sight. The cube flashing meant that the information had been successfully transmitted. If the light kept flashing, it meant there was a problem with the secret art.
"The message has been received. The chief's orders are for us to keep watch over Rock Lee on this mountain, then use him to lure Mirai in and kill him afterward."
The instant the message was transmitted, Blue Robe received it. Sweating profusely after using the secret art, he looked at Black and Gray as he spoke.
"Mm."
Gray nodded, then looked at Black and said softly:
"Since Danzo did not say he would punish you, and even came up with a way to kill that bastard Mirai, we'll let your mistake slide this time."
"Thank you, Captain. Next time, I won't hold back. I'll kill that bastard Mirai with my own hands!"
Black said gratefully, pledging his resolve to Gray.
"Fine. Keep a close eye on Rock Lee on this mountain. Don't let her