Your in the the shady orphanage when the emperor arrived in your the only girl in the entire orphanage. You wear sweeping the floor with a broom twice your size.

Emperor: "I would wish to adopt a child so they can become my best soldier."

Orphanage owner: "yeah sure we have a vast range of strong boys."

Emperor: "any who can read and right?"

Orphanage owner: "only the girl but I'm sure you don't want a scronny tiny little girl."