Just as the major ninja villages received Konoha's letter and began discussing Konoha's proposal to convene a Five Kage Summit.
Over in Konoha, Ueno Kei and the others had just finished interrogating the captive Hidan.
"How did it go, Inoichi?"
Jiraiya asked Inoichi Yamanaka as he opened his eyes. To be honest, they had never expected conventional methods to get anything out of Hidan's mouth. Even Konoha's interrogation expert and torture fanatic, Morino Ibiki, had been completely ineffective.
Whether mentally or physically, someone like Hidan was practically invincible, utterly unafraid of any method.
That left only one option: using genjutsu to obtain the information they wanted. It was also a method commonly used by ninja. Within Konoha, the Yamanaka Clan stood at the pinnacle in this regard.
Unlike the Uchiha Clan and the Kurama Clan, who made enemies fall into illusions and unknowingly divulge classified information, the Yamanaka Clan's methods were more direct. They entered the enemy's mind directly and searched for the intelligence they wanted.
In that sense, the Yamanaka Clan's secret techniques were better suited for gathering intelligence.
As for Hidan, they had brought in Inoichi Yamanaka, currently the most accomplished member of the Yamanaka Clan in the cultivation of their secret techniques, to assist.
But the results did not seem particularly promising. Jiraiya, Ueno Kei, and the others looked at Inoichi's deeply furrowed brow and pale face.
Sure enough, Inoichi shook his head. "There is an extremely powerful sealing technique inside his body, especially near his brain. I have no way to undo it. If I forcefully break it, he may explode instantly."
Inoichi recalled the dense chains of seals he had seen within Hidan's mind. The powerful aura emanating from them had already caused a backlash after only a slight attempt. If he continued probing by