Red Pillar was the name of a prison constructed by the Jade Cauldron Sword Pavilion, tailored to fit the geography of the region. The prison derived its name from the legendary Fallen Phoenix Mountain.

According to ancient lore, the Jade Cauldron Domain was once part of the Great Million Mountains, a region famed for its connected mountain peaks, abundant resources, and breathtaking sceneries. Its beauty earned it titles such as "Endless Cascading Jade" and "Ten Thousand Li of Sunset Glow."

However, a celestial phoenix from the upper realms once shattered the spatial barrier and descended upon this area. Its enormous body radiated boundless True Phoenix Flame, engulfing the land. In mere moments, the once-majestic mountain range suffered catastrophic destruction where numerous mountain peaks were reduced to...