C339 No Waves in His Heart

The black metal lump that looked like a shot put smashed into the ground, accompanied by a deafening boom, billowing black smoke instantly engulfed the entire underground chamber.

"Master, how are you? Are you alright?" Lin Mann's anxious voice came from the black smoke with almost zero visibility.

"I'm fine." Zhang Chu casually replied.

Realizing that there were no casualties