PROLOGUE
Yeon Sae Bom A 23 Year old doctor , she is benevolent , the most soft and kind hearted in this cruel world , too fragile that even a slightest push could break her anytime , too innocent , values a life more than anything , could do anything to save a life , living a simple life , a lonely broken soul with a lot of scars , continuously striving hard to keep herself together and save more lives. On the other hand jeon jungkook a 26 year old , is completely opposite , he is nothing as that of sae bom , the most cruel and dangerous Mafia King in the under world known as dark devil , a ruthless monster who gives no value to a life, he is also a business tycoon for the outside world The cold and rude CEO jeon jungkook the head of the JJK group of industries ,he is filthy rich and the most powerful man who rules the word both outside and the under world . people fear him and girls drool over him many wish to capture his heart and rule him but he being himself is never spares a glance to anyone…..What will happen when these two worlds collide with each other… how will these two go on with life when one saves life and the other takes their lives….when one is an angel of heaven and the other is the devil from the hell…when one spreads love and the other hatred…when one is too fragile to break and the other is hard as rock who breaks others….will she break in his ruthlessness or melt his rock hard heart…will she ruin him with her pain or will he ruin her with his love…