Ultraman Trigger: Symphony of Light, Shadow, and Darkness

Thirty million years before humanity's dawn, an advanced civilization reached heights beyond imagination—only to sow the seeds of its own destruction. While enlightened beings ascended to higher dimensions as guardians of their people, the hearts of the masses remained unchanged, vulnerable to corruption. Now, as an unseen force manipulates the shadows of history, ancient powers awaken. When light and darkness clash across time itself, will humanity's forgotten legacy become its salvation or its doom?