The Rangae is one species that live deep inside the forest, among the wildest nature. They have a special ability, which is forming beautiful and valuable jewelry within their heart once they reach their adulthood. One day, the village of Viola, our main female lead, is attacked by the human hunters. At that time, Viola hasn’t even reached her adulthood yet and as a result, hasn’t formed her jewelry yet. Viola is rescued by Duke Khalid Alec Droy and is made into the fifth imperial princess. Having to encounter and suffer from the harsh hierarchy of the high society, can Viola overcome her hatred toward humans and find out the real intention of the Duke for bringing her here?