Kim Taehyung is known pretty much all over the globe with his KIM line hotels. His dad has retired and before he did he asked him to do a thing. To get married before he dies and to see his grand children. Little did Taehyung know that he was in an arranged marriage with a commoner from Seoul. Lee Hyjen is just another collager you see across the street. She has her family, friends and happiness. One day she comes back home to see unexpected visitors. The Kim family, with their son sitting right in her living room. The guy that her friends gush about, the hot topic in the collage, Kim Taehyung. Their parents take time to announce the news to them. That they will engage. But little do Taehyung's parents know that Tae brings home a girl every night. How will Lee Hyjen react to this?

Nomori Rin is a adopted child of the Asumi yakuza ( Mafia ) family, at the age of 4 she was taken in by the asumi family due to her fathers greed and lust for other women and was not qualified to be a father so he left Rin to her deceased mother's ex-boyfriend who's a Yakuza. At the age of 16 she graduated high school and had the opportunity to go to China for college with her foster family. With the iq of 210 ( above normal iq in china ) she graduated 4 years of college and was enjoying life in china with her job as a designer at Bosen Enterprise, but when she receives a letter from her real father in Japan and dropped it in the elevator at work a strange man picked it up and read the letter, surprised that a man had left her daughter to her deceased mothers ex-boyfriend he wanted to know more about this woman but when Rin meets the man who read her letter she has to marry him! Long Qi a man who works for the Bosen's Enterprise boss also the Manager of Security Section. A man who is violent and loves killing when it comes to his job as a follower of the boss of Bosen, who is actually a real badass Yakuza person. But because of her foster father love and wants the best for Rin he thought she should be married to someone and at first it was supposed to be the boss of Bosen but refused to marry her but suggested that she should be married to Long Qi. Will Rin run away from her arranged marriage or is there something else that meets the eyes of these two people.