"Biography of Queen Berta" is a historical fantasy manga that centers on the life of Berta, a young woman thrust into the complexities of royal politics and power. The story begins in a medieval-inspired kingdom where Berta, a commoner, is unexpectedly chosen to marry the ailing King Roland as part of a political strategy to stabilize the realm. Despite her humble origins, Berta possesses a sharp intellect and a strong sense of justice, traits that quickly become essential as she navigates the treacherous court.

The narrative explores Berta’s transformation from an outsider to a formidable queen. Her rise is marked by challenges, including opposition from nobles who view her as unworthy, conspiracies aimed at undermining her authority, and the burden of ruling a kingdom on the brink of war. Berta’s relationship with King Roland is complex; while their marriage is initially transactional, it evolves into a partnership as they work together to address the kingdom’s internal strife and external threats.

Key characters include Duke Alaric, a cunning nobleman who serves as both an ally and a rival to Berta, and Lady Seraphina, a loyal confidante who aids Berta in navigating court intrigue. The story also delves into the lives of the common people, highlighting the socioeconomic disparities that Berta seeks to address through her reforms. Themes of resilience, leadership, and the clash between tradition and progress are woven throughout the narrative.

As the plot unfolds, Berta faces personal and political trials, including assassination attempts, betrayals, and the moral dilemmas of wielding power. Her journey is one of self-discovery and determination, as she strives to leave a lasting legacy as a just and compassionate ruler. The manga balances political intrigue with moments of emotional depth, offering a nuanced portrayal of Berta’s growth and the challenges of governance in a fractured kingdom.