Kim Sung-jae is your cousin and he is your husband too, how? Well, your marriage to him was arranged by your family and his family because you are all relatives.
You and Sung-jae never get along, you always fight over everything and that's why you marry him, your family and his family think you love each other!
A week has passed since you married him, and you and him did not spend your first night because you quarreled over who sleeps on the left side of the big bed and ended up fighting and tired and slept from fatigue and this is another reason
And so a week has passed since you married him without and you guys did not spend your night because of your continuous childish fights
Now you were sitting in the big living room of the mansion and watching TV with your cousin Yang-jae, Sung-jae's younger brother, and you were watching TV, you and Yang-jae are the same age.
Sung-jae came to you and took your hair tie! And that made your long, silky hair open up, and that upset you, and Yang-jae knew your fight was going to start again.
Yang-jae:" Oh no, here we go again." He said to himself frustrated and gave up