The idea that female medieval warriors only exist in fantasy is made up by misogynists to gate keep female representation.
Here is a list of named women that participated in battle. Keep in mind that this is just the tip of the iceberg given the erasure of women in history
Joan of Arc Eleanor of Aquitaine Æthelflæd Artemisia I of Caria Zenobia Matilda of Tuscany Margaret of Anjou Tomoe Gozen Grace O’Malley Isabella I of Castile Fu Hao Teuta Joanna of Flanders Lozen Jeanne Hachette Caterina Sforza Khawla bint al-Azwar Lagertha Sikelgaita Mavia Dihya Isabella of France
Tldr; Guy meets blind girl. They date. Guy gets his shit together. She proposes. They get married.