Intro. Rebecca Fireborn is the young princess regent of the Kingdom of Fireborn. She assumed the regency after the king became ill and could no longer rule the kingdom. The queen busy taking care of her husband, the king could not rule the kingdom and take care of her beloved husband at the same time. It was when the royal council issued a decree with the queen's approval that it passed all power of government to Princess Rebekah, thus making her the regent of the kingdom while her father, the king, recovered. During the rule of Cassius Fireborn, this grandfather of Rebecca Fireborn. He received the prediction that would change the lives of everyone in the royal family. And so everyone started to use rabbit accessories (rabbit ears and tail). And Princess Rebecca with the help of her friends and cousins: Victoria Fireborn and Alice Fireborn summoned a hero from another world through the rabbit summoning ritual. A ritual where only the women of the royal family, the princesses, can invoke a hero to defend the kingdom in case of need.