Kyuusei no Kishi Hime Faran

A girl named Faran, born as one of the Tokoyo People, a race said to possess the power to rule the world. However, her clan was wiped out by a mysterious force, leaving her as the sole survivor. Six years later, carrying vengeance in her heart, she sets out for the Empire. Along the way, she encounters a magical beast subjugation squad. Its leader is the beautiful imperial prince, Iris. After meeting him, Faran ends up accompanying the subjugation mission—and in the moment she shields a hunted magical beast, her hidden power awakens…! Will the scheming prince really leave such a free-spirited, extraordinary girl alone!?

https://www.cmoa.jp/title/357678/