C927 Who Was the Prey and Who Was?

What was going on? The Forbidden Heights’ Gray Wing had an ominous premonition. No matter who it was, if their aura was absorbed, their aura would definitely decline. However, not only did Yuwen Heifeng’s aura not decline, it was actually rising. What was going on? Gray Wing could not figure it out even after thinking for a long time. After all