At first, I thought I wouldn't care what I heard today, but when I saw a note left by Akira to Chanin, I wanted to find information about the disease. But the facilities such as mobile phone or computer were not used by him, and the young people were not stupid enough to ask him, so he could only hide his doubts in his heart.

Subclass personality disorder. . . What kind of disease is this,

I haven't learned anything about it, and as far as I know, some of the symptoms are depression, which is an urban disease that is often talked about, but this particular mental and behavioral...