“Mm!” Old Lei did not even have a hint of hesitation. After nodding with gritting teeth, a touch of fierce resolution flashed past his aged face. Then, the single eye that had always been closed gradually opened, and bolts of lightning were flashing inside the eye.
At the same time, Old Feng’s single shut eye also opened. Within it, though there was not lightning, there were gales swirling about.
So actually, Old Feng and Old Lei didn’t close their single eye because they were blind, it was because they were concealing special power. After they opened their eye, their auras also became completely different.