The Light Eaters retreated and the war ceased, but the Astropath Xiaowu heard the last whispers of the ancient Star Clan in the "Star Core Coffin", the fragment of the Martian star core. Star Clan was not swallowed by darkness, but in order to maintain the balance of light and darkness in the universe, they actively sealed themselves in the depths of the star abyss. The Light Eaters are the "Echoes of Shadow" they created to prevent the infinite expansion of light.
The ultimate mission of the astrological civilization is thus revealed: not to eliminate darkness, but to protect the symbiosis of light and darkness. Using memories as a bridge and emotions as a guide, the Lightborn children built the "Star Balance Altar" on the ruins of the Star Core, turning the Star Clan's legacy into a new faith. Xiaowu and Heng join hands to lead mankind to transform from "light chasers" to "balance keepers".
The star veins no longer only burn to dispel the darkness, but also light up the glimmer of understanding in the darkness. Astropaths understand that true eternity lies not in light shining alone, but in the dance of light and darkness. The Star Core Testament is both the final chapter and the prelude to a new era—human beings will eventually become the guardians of the universe.