C2174 What to do 4

"You still know how to come back!" From the black ball came a furious roar and a strong wind.

Bi Yuntao lowered his head, and said, "Master, I've already killed Mu Tianling!"

While speaking, his hands clenched into fists, his heart aching, he did not want to kill Mu Tianling, but due to an accident, he still ended up killing Mu Tianling