Leen notifies Touya that's she's discovered another ruin of Babylon, so they head to the Rabbi Desert in the Burning Kingdom of Sandora. Along the way the discovered a group of stranded people under attack by crystalline monsters known as the Phrase.

Touya visits the capital city of the Regulus Empire to stock some books for the library café, Moon Reader, only to witness the town engulfed in the flames of war.