The Kingdom Of Back by Marie Lu, Lauren Ezzo

Set in the 18th century, this enchanting tale follows the journey of Nannerl Mozart, a gifted musician overshadowed by her younger brother, Wolfgang. As she grapples with the constraints of her era, which limits her potential due to her gender, Nannerl discovers a magical realm called the Kingdom of Back. This fantastical world offers her a chance to fulfill her dreams and ambitions, but at a cost. Through a blend of historical fiction and fantasy, the story explores themes of ambition, sibling rivalry, and the sacrifices one makes for their dreams.