[Complete, the comic version is being popular in the popular magazine 'Sa Comics'!] The heroine is super powerful, cold and dark, looking back and smiling, the world is in chaos! She, the only legitimate daughter in the eldest princess's house, is a waste known to the whole country! When her cold eyes open, she is already the most dangerous genius killer in the 21st century! She turns her hands to clouds and turns to rain! When the sick girl shows her sharpness, she is amazing and charming, and countless men and women in the world are fascinated by it... He is the stunning king of dark night, cold-blooded and ruthless, meets her in troubled times, and plays a zither and flute, and from now on, life and death are followed by heaven and earth.