Beatrice's Book of Forbidden Magic

Lore & Background

During the trials within the Sanctuary, the book becomes a focal point of tension when Subaru attempts to decipher its contents to aid his friends. His intrusion highlights the extreme danger posed by the text; even reading specific passages can trigger magical backlash or alert hostile forces. Beatrice's refusal to allow access is not born of malice but of necessity, as she understands that some truths are too heavy for those without a spirit contract to bear safely.

In Their Own Story

The dust motes danced in the sliver of light piercing the gloom of the Royal Library. Subaru reached out, his fingers trembling inches from the leather-bound tome resting on Beatrice's desk. The air grew heavy, smelling of old parchment and ozone. 'Don't touch,' Beatrice whispered, her voice echoing with a sudden weight that froze him in place. Her eyes glowed faintly blue, reflecting the sealed knowledge within the pages he sought to claim.

Reader's Guide

The Book functions as a repository for high-level spell formulas that require immense mana control or specific spiritual affinities to activate safely. Unlike standard grimoires found in normal academies, these texts often lack safety wards, meaning the caster must internalize the protection mechanisms themselves. Unauthorized users risk severe magical backlash, which can manifest as physical injury or mental corruption known as 'Witch scent' contamination. Beatrice is the only confirmed user capable of accessing these formulas without consequence due to her unique status as a Spirit bound by an ancient contract. Mechanically, the magic within is tied to the Sanctuary's specific mana flow. Attempting to cast spells from this book outside its domain may result in failure or unpredictable reality warping. It serves less as a weapon and more as a historical record of forbidden arts that should remain dormant.

Did You Know?

• Subaru attempted to read the book during his first loop in the Sanctuary but was stopped by Beatrice.
• The text contains information regarding magic formulas that are banned by the Royal Family.
• Beatrice claims she has memorized every word within the library's restricted section.
• Accessing this knowledge is considered a violation of the Sanctuary's internal rules.