She is the king of killers in the 22nd century, known as the Shura of Hell. Unexpectedly, during a mission, a strange vision occurred and the plane crashed. She thought her life was over. How could she have imagined that she would travel through time and open her eyes again and become the trash eldest daughter of the Prime Minister's Palace? A trash? Ugly girl? Unable to practice? Is the Prime Minister's Mansion turning around in a relaxed way? I wanted to live a peaceful life, but I didn't expect to meet the sinister and cold prince...