C274 Caught up in a heavy encirclement(part ii)

The black dragon continued to spew flames at our troops.

The flames were so powerful that they soon forced us back.

Cao Lei started to organize the soldiers to shoot, but the bullets simply could not penetrate the scales on the Black Dragon's surface, and were unable to do anything to it.

I shouted to the others, Are there any more grenades?

At this time