The letter said that although Shinobu hated having to ask a demon for help, Miss Tamayo's achievements in this field were beyond her own.
Her research had reached its most critical stage. If she made a breakthrough, the medicine that could turn demons back into humans might finally be complete.
That would end the thousand-year shadow cast by Kibutsuji Muzan from another direction.
Finally, she wished Kanae and Tetsu no Sosuke health and safety.
Kanae read the letter over and over, worry creeping into her heart.
The bond between the sisters was no mere figure of speech.
In the past, Shinobu Kocho would certainly have come to say goodbye to Kanae in person.
But this time, there was only a letter...
"That girl..."
Kanae sighed softly. She gazed out at the high sky and thin clouds, feeling a sudden melancholy.
She had noticed the changes in Shinobu Kocho. Tetsu no Sosuke was too oblivious to see them, but Kanae was not. The faint signs all seemed to point toward something...
Yet it was a difficult matter for her to handle.
This letter made it clear that Shinobu Kocho wanted to distance herself from them. They probably would not see her again for some time.
But as her older sister, Kanae could not be happy about that. Not even a little...
Chapter 407: The Legend of Heavenly Craft
Unfortunately, no matter how hard Kanae searched for an answer, she could think of no suitable solution.
Whatever she did, the result would be unfair to someone.
Perhaps only a person could find their own way out of the maze within their heart.
Kanae fell silent. She set the letter aside and picked up another sheet of paper.
It listed the medicine Tetsu no Sosuke was taking.
She read it again and consulted