She is a mysterious and unpredictable queen, a cold and gentle princess, and a cute black-bellied loli. She was framed by her biological sister, her father had an affair and her mother committed suicide, and she was hunted down by her biological father. On the verge of collapse Wandering, but was pulled back by a pair of strong hands. They have different personalities, different encounters, but they have the same goal - revenge! They spent 11 years training themselves and became the top three in the world Killer, created the world's number one gangster. 11 years, how long, this road to revenge, there are crying, laughing and suffering, but still can't extinguish their fire of revenge. In 11 years, I want you to spend 11 times To repay! This is their oath, an undying oath!