Thirty million years ago, the world was engulfed in terrifying darkness. Trigger and the Giants of Darkness destroyed the Ultra-Ancient civilization and aimed to obtain the Eternity Core together. However, with the interference of Kengo Manaka, who had travelled from thirty million years in the future, Trigger would eventually be turned to the light, betraying his comrades and sealed them deep in space with the help of Yuzare. With his power spent, the Giant of Light fell to Mars