

Once the beloved heiress of the Hujiwara family, Mao gave up her name to live a humble life with her husband, Syohe Ito, working as a cleaner at Kurosaki Group. She saved the company from a financial crisis and secured a ¥20 billion deal for Syohe's birthday, only for him to humiliate her, credit the success to his mistress, and demand a divorce. Signing the papers, Mao swore to fight back.

Lily Avery transmigrated into a book and became the fifth princess, who would die tragically. To change her fate, she saved the future great demon beast, hid her ability, made the tiger beast and the phoenix her contract beasts, and became a tenth-level beast tamer who owned three SSS-class demon beasts. Crushing the enemy's conspiracy, taking down the villains, Lily eventually became the owner of Glorious Castle.