In a world filled with magic and danger, young Zeno struggles with the weight of his past. After losing his parents on his tenth birthday, he is left to care for his grandmother and the other children in their orphanage. As he grapples with grief and a thirst for revenge, Zeno dreams of becoming strong enough to uncover the truth behind his parents' tragic fate. When his older brother, Orgon, returns from his adventures as a mercenary, Zeno seizes the opportunity to train under him, hoping to gain the skills he needs. But as dark forces loom and a powerful sword beckons with ominous whispers, Zeno must confront not only his enemies but also the shadows of his own heart. Amidst the chaos of mercenaries, mystical powers, and the bonds of family, Zeno's journey leads him to discover what it truly means to live—and to fight for those he loves.