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The clues lead to Tenjouin Zina, which is quite mysterious.
"Why would she want to harm Kyoto Infinity?" Lila pondered, "She sent people to modify the Hundred-eyes Demon, deeply affecting the Chika Island, causing Kyoto Infinity to fall into decline at the onset of the war... What benefits does this bring her?"
"That broadens our next course of action," Xu Yang fell into thought, "Either we hint to Tenjouin Zina that we have collected information that's unfavorable to her, thereby establishing a connection with her; or we hand over the information directly to Kirino Reisei and neatly complete the transaction; or we simply conceal this piece of information, hide the real culprit, claiming we've come up empty-handed, and let Kyoto Infinity continue to suffer from division and internal strife."
"Based solely on this information, it's not enough to affect Tenjouin Zina's position," Lila said.