The four elders of the Specter Empire release the nine-tailed fox demon that had been imprisoned for millennia. They make her the commander of the vanguard troops to attack the Mortal Realm. Meanwhile, the participants of the Five Mounts Battle are still grief-stricken from the cruel fourth trial. Even so, they must prepare for the next trial. They are invited to Xiaoyao School where it sells finest weapons and magical items. (Source: Viu)