At the mention of the Black Wind Canyon, all the Sages' expressions changed drastically.
Ever since the birth of Sages with four life transitions in human society, humans had expanded everywhere and were on the offensive against the surrounding dire beasts. The Nine Sages could even deal with some known demon emperors.
However, only the Black Wind Canyon, the Dead Sea of Abyss, the Tashakur Desert, and the Eighteen Grottoes of Dragonhead were classified as the Four Forbidden Places by the Nine Sages. This was because they could not venture deep into each of these forbidden places, and it seemed like there were astounding secrets hidden within them.
