C389 Black Fiend Soul Sealing Formation(1)

A cloud of black fog suddenly rose from the backyard of the City Lord's Mansion. It was as if it was a living creature that kept spinning, and it covered the entire backyard. What was even more terrifying was that the black fog was still spreading. The black fog seemed to have a life of its own, twisting and turning.

Qin Wen said in shock, "What is this?"

Boss Jiao frowned and said