C674 Change the Universe(1)

When facing difficulties, one should think of a way to solve them, not to be afraid of them and to even know how to retreat.

Zhang Renmei's words were very calm, but when Bai Chengcheng heard them, it was like a blow to his head, causing his heart to tremble.

Bai Chengcheng was stunned for a moment. No matter if it was in terms of cultivation, technology, or on the battlefield