"How was Yakumo?"
Inside the villa, Yūhi Kurenai watched Uchiha Shūichi emerge from the room and asked anxiously.
"The problem is serious. It won't be easy to solve."
Uchiha Shūichi closed the door behind him and spoke quietly. He had just finished carefully examining Kurama Yakumo's mind and body, and had finally identified the problem.
"On one hand, her fragile body is being overwhelmed by her powerful, unstable Mental Power. On the other... Kurama Yakumo probably has a mild case of Bloodline Disease, too."
Kurenai's face paled, and she looked worried. "What? Bloodline Disease? That can't be..."
Uchiha Shūichi nodded. "Our Uchiha Clan has records of the same condition. I'm almost certain that's what it is... But her case is mild. She's only showing a few early signs."
Bloodline Disease was also known as Genius Disease. It was a condition that only emerged in young Kekkei Genkai users who were exceptionally gifted and possessed an especially powerful bloodline.
Kaguya Kimimaro, who awakened Shikotsumyaku in the original story, was a typical case of Bloodline Disease. Uchiha Itachi and Hozuki Mangetsu may also have suffered from it. Its defining trait was that it was almost impossible to cure.
In Uchiha Shūichi's view, Bloodline Disease was probably caused by the Kekkei Genkai of the Otsutsuki Clan being too active, leading to illness as a result of genetic conflict.
However, Bloodline Disease came in varying degrees of severity. A case as severe as Kaguya Kimimaro's was extremely rare.
Uchiha Shūichi suspected that Orochimaru's Cursed Seal had aggravated Kaguya Kimimaro's condition. Uchiha Itachi and Hozuki Mangetsu, by comparison, had at least lived to adulthood.
Kurama Yakumo's case was even milder. Unless she trained or fought beyond her limits, her only symptom would be a naturally weak constitution. In theory, if she lived as an ordinary