C609 The Raging Flame Demon Kingdom
"Every time I enter the Violet Flame Cave, I need a Purple Flame Token. In other words, after a Purple Flame Token is forged, the energy contained within it can only be used to open the secret realm of the Violet Flame Cave once. "
"Although it's troublesome, it's also a method used by the Southern Xia Martial Palace to protect the Purple Fire Genuine Scripture