It wasn't the fault of the "Devil Sound Lotus"; Li Shiming simply chose the wrong target to use the Sound Wave Technique on.
If he had used the "Devil Sound Lotus" against the cultivators from other sects, even those from the demonic sects, the "Devil Sound Lotus" would have produced a remarkable effect.
However, due to the primary cultivation technique of the Holy Ice Sect, they possessed an extremely strong resistance against mind-dazzling illusions.
Furthermore, Li Shiming's realm was still too low. If he had also been at the late-stage Qi Refining Realm, the two Qi Refining Late Stage Cultivators would have definitely been unable to withstand it.
As he contemplated this, a chilly light appeared before him.
It was a transparent ice sword, which stopped half a meter in front of him.