"Will you help me?" Kim Sejeong became an orphan in such a young age, her parents got killed and she had a pretty traumatizing childhood. A man named, Choi Kyung Min. He became sejeong's adaptive father he know what happened to her parents and he pity her. He said that, a royal family from the Oh kingdom was behind this, beyond the years past, Sejeong grew up as a beautiful and independent woman who is now seeking for revenge whoever ordered to kill her parents. At a ball, Sejeong and her father attended and had a plan to kidnap one of the Oh's son.Will they be successful? Will she give her parents justice?

Kim Sejeong took a leave of absence from work and went to Seoul for a week, determined to take in the sights and sounds of the metropolis alone, until she stumbles upon the man she thought she had already left in the past.