Infernia is the primary antagonist in the story, serving as the cunning and power-hungry regent of the underworld realm. Her background is rooted in a deep-seated desire to overthrow the celestial order of the Silver Land, specifically its royal lineage. As a witch of considerable influence, she operates from a dark domain that contrasts sharply with the purity and light of the kingdom the protagonist seeks to protect.

Her personality is characterized by a cold, calculating demeanor and a complete lack of empathy for her victims. She is manipulative and patient, often preferring to orchestrate complex schemes from the shadows rather than engaging in direct combat unless necessary. Driven by a profound envy of the royal family’s power and the love the subjects hold for their princess, her primary motivation is to seize control of the kingdom and extinguish the light it represents. She believes the world should be ruled by chaos and darkness, and she views the protagonist’s dual nature as a threat to that vision.

In the story, Infernia acts as a recurring source of conflict, constantly placing obstacles in the protagonist’s path to prevent the fulfillment of a prophecy that would secure the kingdom’s peace. She often aligns herself with other antagonists to achieve her goals, though her alliances are usually temporary and defined by mutual benefit rather than loyalty. Her key relationships are almost exclusively antagonistic. She harbors a specific disdain for the protagonist, viewing her not just as an enemy but as a personal failure of the universe that must be corrected. She also interacts with various henchmen, whom she commands with an iron fist and discards without hesitation when they fail.

Throughout the narrative, Infernia’s development is subtle but present. Initially appearing as a distant, almost abstract force of evil, her schemes become more personal and desperate as the protagonist grows stronger. She begins to take direct action when her agents consistently fail, revealing a more ruthless and physically dangerous side. Her notable abilities include a mastery of dark magic, which allows her to cast powerful curses, create illusory traps, and transform her shape or the forms of her servants. She can summon creatures from the underworld and often uses these magical powers to challenge the protagonist’s holy sword and pure heart. Her cunning is perhaps her greatest weapon, as she frequently exploits the rules and loopholes of the celestial prophecy to create seemingly impossible crises for the heroes to overcome.