In the world known as Terra, a groundbreaking fuel has been unearthed. As technology advances, magic also evolves, growing even more potent. Amidst this, governments, kingdoms, and empires are vying relentlessly to gain control of this innovative technology, while a faction views it as sacrilege. Amidst these circumstances, Princess Maria of Marenovia is determined to unravel the enigma of the Black Rodus. She embarks on a journey to fulfill the destiny foretold by her ancestors. Meanwhile, the spotlight is on Emperor Crixus, the prominent ruler of the Vacans. His realm has discovered the new fuel, and he is resolute in safeguarding his empire's legacy.