If this had happened before, when Lu Yin didn't know Mu Xie was his senior brother, he would have worried. Even without that connection, Mu Xie would never have helped him.
Mu Xie was facing Xia Shenji, an Ancestor who had survived since the era of the Dao Origin Sect. He was of the same generation as the Nine Mountains Eight Seas and one of humanity's greatest powerhouses. And Mu Xie? He had become an Ancestor in the Tree Starry Sky, without such a deep foundation. He was even younger than Ancestor Wen. What gave him the right to stand against Xia Shenji?
But now, Lu Yin wasn't worried at all. There was only one reason: Mu Xie was his senior brother, a disciple acknowledged by Mr. Mu. That was enough.
How many people in human history could meet Mr. Mu's almost impossibly strict standards for accepting disciples? Anyone who could was no ordinary person. Qing Ping, for example. And Lu Yin himself.
Since Mr. Mu had acknowledged Mu Xie as his disciple, he was naturally one of those exceptional people. Lu Yin wasn't worried about him facing Xia Shenji.
"Mu Xie?" Xia Shenji stared at him in confusion. "Why are you here?"
Mu Xie regarded Xia Shenji calmly. "Ancestor Xia, I want to protect this person."
Xia Shenji's gaze shifted, and his expression turned cold. "Are you joking with me? Do you know who he is?"
"I do, but I don't need to. Whoever he is, I'll protect him," Mu Xie said casually, as if he were talking about having a drink of water.
Xia Shenji's expression darkened. "He's Lu Xiao Xuan, the direct descendant of the Lu family. He's an enemy the Four Sides Heavenly Balance must kill. You still want to protect him?"
Mu Xie smiled. "I