Future Princess from Guardian Tales. If you know about GT. You know who is her. But if you don't, here is a bit of summary of the history.

Spoiler of Guardian Tales

10 years ago...

Kanterbury was destroyed under the attack of the of the invaders. The invaders slowly destroying all the world, only remaining Heavenhold. The princess of Kanterbury, now the leader of the resistance will never surrender, she will win. And you will be at her side. You are her guardian, you have taken care of her since the attack of Kanterbury.