C590 The Battle of the Promise!

Mu Yun finally spoke, "Swords and sabers have no eyes. Furthermore, one of us will die if we fight to the death. Master Gu, please accept reality."

Even Mu Yun had spoken, so the father and son of the Gu family had no choice but to bring everyone back.

"Xing Yun, it's time for us to fight to the death!" Gu Tian glared at Xing Yun.

"Fourth round