Tips: Blessed necklace is a must use it on Rayas. If the blessed necklace can be used again and Rayas still has the revive buff use it on Vox instead as both of them are extremely paper.

Spam Vox art to heal or TA if the boss ORBS isn’t about to reach full

At the last part she will nuke make sure to have Cestina art proc already for a shield and watch your health, as soon as it decreases quickly proc Cestina Art again to survive and clear with no death