"I'm serious," Manqing said with a solemn expression. "You still can't control the power of this sword strike. If I'm not mistaken, this single strike completely drained you. If I wanted to kill you right now, it would be as easy as turning over my hand."
Xiao Zining's expression turned stern as he realized the truth in her words. The destructive power of that Heavenly Thunder Divine Slash was terrifyingly immense, but it was a double-edged sword that hurt the user just as much as the enemy. If he could not master this power, he would sooner or later be consumed by it.
After a moment of silence, he looked up at Manqing. "How can I completely master this power?"
Chapter 747