[@CharlotteKawaii]
The minimum age for enrollment in the academy is 16.

Also, their backstory is incredibly vague. Who took care of them when their mother died? How was their life before their mother died?

And you've made a repetitive grammar mistake.

We're = "We are"

Were = The past tense form of "are"

Where = used when asking a question that’s related to a location or giving directions to a location.