C330 Lu Brothers

Looking at the metal door, Mu Yi could not help but take a deep breath. He knew that the moment he entered the metal door, he would have to start fighting with great difficulty. If he did not want to fail, he must charge all the way to the end! As for him, there was no way he would admit defeat!

"Bam!"

Immediately, he took a step forward and viciously smashed his fist against the metal door