C473

Du, du, du, du, du …

As he knocked on the bamboo tube, strange sounds came out one after another. This sound was unpleasant to hear but also grating. It was strange and strange. Moreover, it seemed to be accompanied by some kind of rhythm and note that would drive people crazy.

Mu Bingyue's face instantly became unsightly, and Xing Ang's expression naturally didn't look any better