Beomgyu is a fairies prince from the kingdom in the forest. He never even came out of the forest. He has many friends and family members there, One day.. his father, the king of the forest command him to go find the servants who run away from the palace with two other princes namely Heeseung and Jeongin. They found an abandoned library and entered it without hesitation. When they entered they saw.. a human inside.. that's human is a girl.. she was find a book in this abandoned library..