With a swift and powerful movement, Ace unleashed a devastating attack, a black flame known as "Kokugen Enka." The flame surged forward, instantly incinerating the demon upon contact. It was a force of absolute destruction, a power that never extinguished once ignited. Zara watched in awe and relief as the demon was reduced to ashes, its malevolence vanquished. Ace turned to her, his eyes filled with anger. "Are you pathetic?" She nodded, her voice filled with disappointment. "No I'm not, but thanks to you, Ace. I'm Alive." Ace's gaze turned to the horizon, where the hidden chamber mentioned by the previous subordinate awaited. "We have no time to lose. The creator's chamber is ahead. Together, we'll confront him and unveil the truth behind the Rune." Their alliance, strengthened by their individual trials, was now more resolute than ever. As they pressed onward, the shadows of the demon realm receded, replaced by the determination and unwavering resolve of two warriors determined to put an end to the malevolence of the Rune and uncover the secrets of its creator. In the midst of their quest to confront the creator of the Rune of Eldertide, Ace and Zara found a moment to train. It was a rare opportunity for Zara to test her newfound skills, honed through battles and lessons imparted by Ace. They stood in a secluded clearing within the demon realm, a place untouched by the malevolent energies that permeated the rest of the realm. Ace, the seasoned Demon King, had taken on the role of mentor, guiding Zara in the ways of demonic magic. Their training had become a ritual, one that challenged Zara's resolve and tested her limits. They would engage in sparring matches, where Ace never went all out but maintained enough dominance to keep her at bay. Their training had become a series of 300 rounds, each one pushing Zara's abilities to the brink. Round after round, Zara launched attacks with determination, her magic weaving intricate patterns in the air. Ace countered with ease, his experience and mastery evident in every move. With each defeat, Zara's frustration would mount, but she refused to give in. She had a burning desire to prove herself and a determination to match Ace's unwavering resolve. As the rounds continued, something remarkable began to happen. Zara's movements became more fluid, her attacks more precise. She started to anticipate Ace's strategies and adapt her own. Round 100, and Zara landed her first hit on Ace, a burst of magic that sent him reeling. It was a small victory, but it filled her with a sense of accomplishment. Round 200, and Zara's control over her magic had improved exponentially. She could feel the power within her, the same power that Ace had taught her to harness. Round 300, the final round, and Zara gave it her all. Her attacks were fierce and unrelenting, a testament to her growth. Ace countered with measured skill, but Zara's determination was palpable. In the end, Ace won all 300 rounds, as he always had. But this time, it was different. Zara had come a long way, and she had learned not only from her victories but from her defeats. As they caught their breath, Ace regarded Zara with a sense of pride. "You've improved, Zara. Your progress is undeniable." Zara nodded, a smile of satisfaction on her face. "Thank you, Ace. I won't stop until I'm able to match your strength." Ace says "AHAHAHHAHAHAH, I will wait for you buddy." Their training had become a testament to Zara's determination and the bond between mentor and student. As they continued their journey to confront the creator of the Rune, Zara carried with her the knowledge that she was growing stronger with each passing day, inching ever closer to her goal of unveiling the truth and putting an end to the Rune's malevolence. Ace and Zara had ventured deep into the demon realm, uncovering secrets, confronting adversaries, and honing their abilities. Their relentless pursuit of the Rune's creator had led them to a critical juncture in their quest, one that required them to consult with the seven captains of the demon realm. Returning to the heart of their dominion, Ace and Zara made their way to the council chamber, where the seven captains awaited their arrival. These captains were formidable leaders in their own right, each overseeing different regions of the demon realm. Ace, the Demon King, spoke with authority as he addressed the council. "Captains, we have made significant progress in our quest to unveil the truth behind the Rune of Eldertide and to stop its creator. But we require any new information or weaknesses you may have gathered during our absence." The captains exchanged glances, their expressions grave. One of them, Captain Vaelis, spoke up. "Ace, the malevolence of the Rune has intensified in your absence. The shadows it casts are darker and more unpredictable." Another captain, Lysandra, added, "We have received reports of rifts opening in the demon realm, leading to unknown dimensions. It appears the creator is manipulating the Rune's power to access other realms." Ace's eyes narrowed with concern. "This is troubling news. We must act swiftly to prevent further incursions into other dimensions." A third captain, Drakar, continued, "We have also gathered information about the creator's whereabouts. He has been conducting experiments within the hidden chamber, enhancing the Rune's power at great cost." Ace nodded, absorbing the information. "Thank you for your diligence. Zara and I will confront the creator in the hidden chamber, but we must be prepared for any challenges that lie ahead." The seven captains pledged their support, acknowledging the gravity of the situation. They knew that the fate of the demon realm and other dimensions hung in the balance. As Ace and Zara prepared to depart, they were filled with a renewed sense of purpose. The information provided by the captains would prove invaluable in their final showdown with the creator. With the support of the captains and their unwavering determination, they were ready to confront the shadows of the past and unveil the truth behind the Rune's malevolence once and for all.