C561 Finding a Good Method

After listening to Yu Tianfeng's explanation, Guan Changfei shook his head in disbelief and remarked, "I see. It's no wonder no one has ever succeeded before. It seems that place was indeed tailored for the two of you."

"No, if it hadn't been for all the events that unfolded, particularly witnessing Lau Yiheng's death, we wouldn't have made it through. That challenge was truly twisted