In a world reshaped by a devastating solar flare, humanity mutated into beings with beast qualities. Civilizations fell and rose, creating a clear divide between the blessed harbor countries and the unfortunate lesser countries. Middlemist, the country headed by the unicorns, sat on top. Kanaru, a proud third prince, found himself in the worst role. To ensure the survival of his people, he entered the harem court of Middlemist as a concubine. Due to an unexpected turn of events, he became the king’s favorite! However, that very ‘title’ came with an insane path he must undertake. Fenris Middlemist was known as the most charismatic and magnanimous. His pristine image to outsiders soon shattered piece by piece. From fumbling menial court tasks to destroying world-ending threats, Kanaru ventured into the world Fenris lived… or had run away from. Love, trust, and satisfaction—how much of these could Kanaru offer to the King of Hearts?