What happened was obvious. Amatura, the demon hunter, might have come out from the madness caused by the Shade of Chaos before his death and left behind this note. Judging from his posture, he was intentionally hiding the note with his body. The situation at the time must be so bad that he only managed to leave behind a few words, and these words must be crucial.
"'They are right, we have made a mistake'" Vivian repeated the words thoughtfully. "What does that mean?"
"They should mean the Ancattero family," Hao Ren said, recalling what White Flame had told him and trying to connect the dots. "The demon hunters came to the Golden Manor to figure out the 'innate hostility' problem. So could it be that the 'mistake' refers to the misconceptions of the three elders about the phenomenon of innate hostility?"