C1272 Summon of the Blood Demons Blood Pool

In the ruins of the Vato's Ruins, dozens of people wearing long black robes were standing in the middle of the ruins. At the angle of three hexagrams, all of them had their heads lowered while chanting an incantation.

Green fluorescence flickered in front of their faces, and waves of pale white rays emerged from beneath their feet, forming runes one after another.

He didn't know when