In the year 129 of Zephoria, General Ethan Vale of the Skywing Legion led his troops to victory against Estren invaders. However, betrayed by traitors, he was stripped of his title and lost his family—except for his young daughter, Annie. Years later, as she stirs trouble with her righteous spirit, Ethan, disguised, decides to train and educate her. Let's see how he will help her before she regains her sight.