In "Imperial Prince : Imperial Princess," the Empire's future teeters on the brink as the Imperial Princess confronts an unforeseen challenge. With her son proclaimed as the Heir Apparent, the Emperor's demand for a spare ignites a fierce competition among the galaxy's elite. The Princess, endowed with a unique mana-enhanced immune system, becomes the ultimate matrimonial trophy, coveted for her resilience and the potential to bestow her extraordinary abilities upon the next generation.

As the Heir Apparent grapples with the looming separation from his mother, his control over his mana talent wavers, threatening to unleash unforeseen consequences. The Princess and her devoted Royal Guards must navigate the perilous landscape of court politics to avert her exile and protect the young Heir.

With time running out, the Princess and her allies devise a daring plan to secure a marriage of convenience, hoping to keep the family united and preserve the Empire's stability. In this gripping sequel, the bonds of love, loyalty, and power are tested as the fate of the galaxy hangs in the balance.