After completing the trials in the Celestial realm, Erik and his companions returned to the lost city with a newfound sense of purpose. They knew that they were closer than ever to unraveling the prophecy that had brought them to this mysterious place.As they explored the city further, they came across a chamber that contained a series of murals depicting the history of the Celestials and their downfall. The murals spoke of a great cataclysm that had befallen the land, caused by a dark force that sought to destroy the Celestials and their way of life.The murals also spoke of a chosen one, a being of great power and potential who would rise up to challenge the darkness and restore balance to the world. It was clear to Erik and his companions that he was the chosen one spoken of in the prophecy, and that his journey was meant to bring about the fulfillment of this ancient prophecy.Armed with this new knowledge, Erik and his companions set out to uncover the source of the darkness that threatened the world. They traveled to the heart of the Twilight Peaks, where they discovered a hidden fortress that served as the stronghold of the dark forces.As they infiltrated the fortress, they faced fierce opposition from the dark creatures that dwelt within. Erik, using his demonic abilities, was able to hold off their attacks while Elara used her magic to disable their defenses. Naida, with her connection to nature, summoned the elements to aid them in their fight.Finally, they reached the inner sanctum of the fortress, where they confronted the dark being behind the evil that threatened the world. In a fierce battle, Erik and his companions fought against the dark being, using all their skills and abilities to overcome its dark powers.In the end, they emerged victorious, having defeated the dark being and restored balance to the world. The prophecy had been fulfilled, and Erik had proven himself to be the chosen one who would bring about the salvation of Eldoria.