"Why were you staring at Captain Hatake just now?" Oto Uchiha asked Zou Hyuga.
She had been watching Zou discreetly and had noticed his actions.
Zou Hyuga did not answer right away. He continued walking out of the village, only speaking slowly once they reached the forest. "Oto, don't you think there's something suspicious about Kakashi's Sharingan?"
"Suspicious?" Oto Uchiha looked at Zou Hyuga in confusion. "That eye was a gift from Obito. Everyone in the village knows that. What's suspicious about it?"
Zou Hyuga said thoughtfully, "Captain Kakashi has one Sharingan, and the Masked Man who attacked the village and caused the Nine-Tails' Rampage also has just one Mangekyō Sharingan. Doesn't that strike you as strange?"
"Are you saying Obito Uchiha attacked the village?"
Shock spread across Oto Uchiha's face before she continued, "But Obito is dead. The village confirmed that. Besides, with his talent, how could he possibly have awakened the Mangekyō Sharingan?"
In the Uchiha's eyes, Obito's talent had been unremarkable. In fact, his place at the bottom of the class had made him a disgrace to the clan.
Only after he became Minato's student and a War Hero who died in the war had his reputation improved somewhat.
At the time, the Uchiha had believed that, given Obito's talent, even awakening the three tomoe would be extremely difficult, let alone the legendary Mangekyō Sharingan. As far as anyone publicly knew, Shisui was the only person to have awakened it in recent years.
Zou Hyuga glanced at Oto Uchiha. "Didn't you awaken the Mangekyō Sharingan too...? Of course, I'm only suggesting a possibility. What if Obito Uchiha didn't die back then, and happened to witness the death of his teammate, Rin Nohara? What would happen then?"
After a long moment of thought, Oto Uchiha said, "Then there