Chapter 2457: How is this possible?

ising at an alarming rate, as if a large furnace had been ignited, causing everyone to hastily move away from Su Yuxi."Fire...fire......"Just then, Gu Ling'er cried out in alarm.Originally, Su Yuxi wa...looked at Ning Yu, who was arrogant and still calmly asked."Acknowledge it, why won't you acknowledge it I chose the Seven Kills location myself, I set up the formation, and summoned these evil spirit...