Leonora, the second princess of Lybra, takes on the risky mission of disguising herself as 'Nora' to infiltrate the Dragon Knight Order in the neighboring kingdom of Wahnrein. Her primary goal? Safeguarding her beloved little sister, who has been wedded to the Wahnrein crown prince. Yet, her plans hit a snag when Harvey, the renowned 'Dragon Slayer' and commander of the Dragon Knight Order, uncovers her true identity. To complicate matters, Leonora finds herself forming a mystical pact with the dragon named 'Aksel.' The stakes are high as she navigates the intricate web of secrets and alliances in this captivating tale.