ベアトリス、お前は廃墟の鍵を持つ王女 (Associated Names)

The country of Hierbas is ruled jointly by royalty. Princess Beatrice had left the royal palace to spend her time in industrial production in the borderlands. Sandwiched between her haughty older brother Albert and sly younger brother Samuel, she has retreated to avoid the two’s confrontation. But as the situation in the surrounding countries worsens,…