Ice Lamp: Gira Yeondaegi

Kira was raised as a boy by her mother in a war-torn empire where life for girls is difficult. After her mother's death, she struggles to maintain her male disguise as she grows older. A magical being offers to grant a wish in exchange for a favor, and Kira asks for a male voice to strengthen her disguise. She takes a position as a page to a nobleman, specifically the grand duke. The role proves more challenging than expected, and Kira must work hard to overcome the obstacles ahead.