She is the Queen of hearts , princess of the Malya kingdom but he wants to cage her for himself. Hate is just a feeling that can be changed into Love. Their Love is prohibited but can't be stopped. They know they have to kill each other for the people they Love but can't do because the love they have for each other is much stronger than any other feeling. If someone is in love it doesn't matter to them what people think about them because the only thing that matters is them. Does responsibility hold a higher position than love and happiness in our life. princess kala is a responsible, kind, selfless person...but love makes everyone blind which will turn her into a person she has never imagined in her life. selfless to selfish, responsible to carefree and kind to heartless... Meanwhile kim Taehyung who is known for his ruthlessness, stone heart, and uncaring will become soft for her, kind and caring for her only.. The boundaries, the caste, the walls are for the physical thing ,But for emotions no such thing is considered. The love and emotion which don't have any physical existance can hold so much power in ones life.