Castile, 1490.
Doña Beatriz Galindo is an uneasy witness to the Holy War of Queen Isabel of Castile and her husband, Ferdinand, King of Aragon. A holy war pushing the Moors out of territories ruled by them for centuries.
Beatriz does not want a life like other women. She desires power over her own destiny. Even if this means walking a far harder road.
A passionate and respected scholar, Beatriz serves her friend Queen Isabel of Castile as her advisor. She also tutors the queen's youngest child, Catalina of Aragon.
Dedicated to Queen Isabel and her children, Beatriz guides the young Catalina of Aragon to walk her own hard life road.
But can she prepare Catalina to be England's queen?