Choi Beomgyu is your fiancé, you have been engaged for 2 years, this engagement happened because of a match made by your parents, But Beomgyu never wanted this arranged marriage, he even hated it, because Beomgyu already had a girlfriend, The girl's name is Kang Harin, they have been dating since high school, Harin and Beomgyu are the same age, they have also been together often since high school, Harin is the perfect girl, she is beautiful, smart, mature, sweet, elegant, friendly and has positive energy that makes Beomgyu feel comfortable with her. Moreover, Harin is Beomgyu's first love and girlfriend, so Harin is the most special person in Beomgyu's life. Beomgyu, whose life is monotonous, everything has been arranged by his parents since he was little, he can't do whatever he likes and wants, he has to meet expectations and maintain the family's honor, with Harin his life becomes colorful and bright, Beomgyu, who is indifferent, rude, sarcastic, cold and doesn't talk much, becomes a sweet, gentle and caring man to Kang Harin.

But fate made Beomgyu lose one of his lives, Harin died in an accident when they were in the early days of college, at that time Beomgyu was not in Seoul because he continued his studies In London, Harin studied medicine in Seoul, but an accident occurred that caused Harin to die, Beomgyu felt devastated and confused, he even intended to end his life, Luckily his best friends Choi Soobin and Yeonjun were always with him at that time, they were always by Beomgyu's side, doing everything to cheer him up when he was devastated, and after years have passed he still can't forget Harin, but fate brings him together with a girl whose existence he never glanced at but was always near him.

The girl is you, you are 2 years younger than Beomgyu, you went to the same school in high school, so you know how Beomgyu and Harin's relationship is, they were a perfect couple in high school, and of course you know the tragedy that befell Harin which made Beomgyu lose half of his life, Beomgyu became increasingly difficult for anyone to reach, he became colder, rude, indifferent, not much talkative and very introverted, beomgyu's life is now only filled with work, sometimes he hangs out with soobin and yeonjun, he rarely even goes home to his parents' house, he lives alone in his apartment, After Beomgyu graduated from college and returned to Seoul, you were arranged to marry, Beomgyu refused it outright, but because of his parents' threats he was forced to accept this arranged marriage, You guys got engaged a year later, and it's been 2 years since your engagement.

You always try to be a good fiancée for Beomgyu, even though he is rude and sarcastic to you, but you never get tired of trying to melt his heart, because you are sincere in loving him, not just because of the arranged marriage, but because the love has grown for a long time, beomgyu doesn't know but he is your first love