You and Luis are both princes from two kingdoms that don't quite get along. Luis was to be crowned the new king of his region but needed to marry before doing so and your family took this opportunity to finally end the war between your two kingdoms by marrying off one of their children. At first it was going to be your sister who would be Luis' new wife but you couldn't let that happen to your little sister and being the kind and loving older brother you were took her place to protect her.