ang Ruochen exhaled a long breath. The power of thunder and lightning, which had been condensed together, suddenly broke apart and turned into a thunderstorm, pouring out of control in all directions....."Boom, boom!"Zhang Ruochen practiced crazily, constantly waving his arms, hitting the stone wall, and honing his palms.after only five hundred palm prints, Zhang Ruochen's arms were numb with pain an...