Seungcheol and Jeonghan's mothers have been best friends with your mother since they were young, until they got married and had their own families, their friendship remained strong. You were born one year after the birth of the twins Seungcheol and Jeonghan, because of the friendship between your parents, the three of you have also become close and intimate since childhood. Seungcheol and Jeonghan always take care of you, even when you were bullied in middle school, they taught your bullies a lesson. ... .. . Time passes, now the three of you have grown up, until one night, when you were invited to a discotheque to celebrate one of your friends' birthday, you were forced to drink until you were drunk. When you have refused to drink anymore but are too drunk to push your friend who is pouring the drink into your mouth, suddenly a hand grabs your friend's wrist. Seungcheol glared at your friend before pushing him away, while Jeonghan lifted your body and carried you outside. "Once again I see your face around her, I will kill you" Seungcheol said in a sharp voice before turning around and following Jeonghan.