"The test of the fourth floor of the Qingfeng Palace is called the Bumpy Road... Only the person who crosses the Bumpy Road the fastest will have the opportunity to obtain the Golden Key!"
"Anyone who crosses the Bumpy Road, even if they don't get the Golden Key, will have the opportunity to obtain another kind of 'reward' left behind by this Emperor."
These were the exact words left by Martial Emperor Qingfeng in the Sound-Gathering Array.
Chapter 992