Only a barrier separated the world inside the moon from its surface.
As the moon's orbit carried it away from the sun, the Artificial Sun gradually dimmed until night fell.
In the corridor, Otsutsuki Toneri walked ahead, while a puppet followed close behind him carrying a bowl of medicinal broth.
At last, he stopped outside a room.
He pushed open the door and saw Otsutsuki Kiyoto lying in bed.
"Grandfather, it's time for your medicine."
Otsutsuki Toneri spoke softly, then helped Otsutsuki Kiyoto sit up.
Otsutsuki Kiyoto took the medicinal broth from the puppet. After slowly drinking it, he set down the bowl and turned to Otsutsuki Toneri.
"Is he still reading the family's books?"
"Yes. Lord Yuan has spent these past few days reading the notes Ancestor Hamura left behind.
He's very interested in the history of the Sage of Six Paths' era."
Otsutsuki Toneri answered.
"From what you've seen of him these past few days, has he shown any interest in our Giant Tenseigan?"
Otsutsuki Kiyoto suddenly gripped Otsutsuki Toneri's wrist and asked with a grave expression.
"Lord Yuan doesn't seem interested in the family's Giant Tenseigan. He's never asked me anything about the Tenseigan."
Otsutsuki Toneri replied.
"How arrogant!"
After a moment of silence, Otsutsuki Kiyoto spoke with mixed feelings.
All this time, he had kept his mind connected to the Giant Tenseigan.
He had been waiting for Uchiha Yuan to inspect it so he could unleash its power and strike him at close range.
He believed there was no chance Uchiha Yuan could survive a blast at that distance.
But for days, Uchiha Yuan's attention had been entirely on the Otsutsuki Clan's books; he had shown not the slightest interest in the Giant Tenseigan.
Uchiha Yuan's attitude told Otsutsuki Kiyoto that the Giant Tenseigan he treasured