After enduring brutal pit fights since childhood, Eleanor returns to her noble family after 24 years, exposes the infant swap plot and eliminates
the fraudulent heiress. Facing family exclusion and her uncle's power grab, she forms an all-female guard and signs a three-year pact with the
princess. When her father and brother are poisoned, she uncovers treason schemes. Leading troops to defeat invaders, she breaks all shackles and
becomes the realm's first Northern Prince, protecting civilians with courage and mercy.