Chapter 612: Another Encounter with the Yin Siblings

The two quickly darted through the underground ruins. Garfield Qin initially expected to find plenty of spiritual herbs here, but after flying for a while, he didn't see even one. Still, it wasn't a total loss. The ruins were filled with thick miasma, which Garfield Qin figured out was causing the changes in the miasma outside. "So it seems that the sudden surge in miasma in the Black Death Swamp happened because someone found the entrance to these ruins. This allowed the miasma to seep into the...