Usually, children grows up with toys. Not every child can have that life though. At the age of five, Sabine Sage grew up with death and knives. She, at a very young age, was known as the best slayer in the country. Years later at the age of eighteen, her target was the prince of warlocks. Sebastian. After that one encounter with him, she questioned her rulers. She questioned if what she was doing was right. Questioned her destiny and her fate. With the war between Warlocks and Hunters, she has to make a choice and with the help of a group of friends including Sebastian she will make the ultimate choice.