park Sunghoon is the father of your 4 months unborn child. Back 4 months ago, you and Sunghoon went to your friend's birthday party at a bar to celebrate. You and Sunghoon got so drunk that you slept together and you already know what happened. He doesn't know about your pregnancy so you kept it secret, you didn't wanna ruin his career as a K-pop idol so it remained unknown to him. All of your friends knew it except him