C409

Lu Qing explained to Lin Xiao, but Lin Xiao's eyes were still full of confusion.

Looks like there will be an explosion today.

After making sure that there was no one around, Lu Qing made her own experiment.

They found an earthen wall and hid behind it.

Lu Qing lit a fuse and threw the bundle of sackcloth to a distant haystack as fast as she could.

Then