If it was just a minute earlier, Lan Ju, the Zheng beast would have been wary of the challenge with unfavorable conditions as he couldn't gauge the realm of the visitors.
However, now that he personally confirmed the relationship between Mark and his master, Lan Ju didn't dwell on the conditions. If this challenger indeed can stay undefeated for five minutes, it would only showcase his ability to bring Lan Sect back to its glory. He would be more than happy to help the young man.
But, at the same time, there was also this worry developed in his heart. What if this young man wasn't hiding his strength and is in 6-circle as he appeared on the surface?
What if he accidentally kills the descendant of Lan Gengxin? The Zheng cannot do that to him. After a brief moment of thinking, Lan Ju said, "Don't overestimate yourself, young man. You don't know my real strength. I will consider your familial relationship with my master and change the terms.