C1835 To Shine on a Sunwheel(38)

Bedivere seemed to have heard an ear-piercing sound wave that exploded not far in front of him, but that uncomfortable feeling only lasted for half a second. Normal humans wouldn't be able to hear the high-frequency sound waves emitted from those small spherical magic statues, and they exploded in front of the steel gate. The ultra-high frequency vibration spread out along the steel gate