The Thirteen Princesses and Their Fiancés

Powerful in the world, the most powerful country in the three continents and seven oceans, the emperor of the Utopia has a son. In order to marry into the Utopia, all thirteen countries selected candidates to be engaged to the young prince. The betrothed person was called the "Prince's Daughter". The Ideal Emperor promised generous rewards from various countries as betrothal gifts, and granted a powerful weapon [Crown] to the princess engaged to the young prince. The holy crown raises the gate of heaven in Faye, the theocratic country, listens to the voice of heaven, and receives the grace of the gods. The corona rises in the country of Mulberry, the sun shines brightly, and the sky sets with scorching fire. The three major wheels of the wheel crown rise in Wisdom. The wheels of history and politics, the gears of physics and engineering, and the annual wheels of life rotate alternately. Wisdom and knowledge are endless. … The Thirteen Crowns shocked the world, but one year after the engagement, the Utopia that gave away the Thirteen Crowns suddenly disappeared. From the emperor to the common people, everyone disappeared from the world and disappeared without a trace. There was no trace of the little prince anymore, the countries could not get the betrothal gift from the ideal emperor, and a century-old marriage came to an abrupt end. Until one day, the princess of the Theocratic State Faye met a Lotte boy...