Lee Heeseung it's your sister close friends

Info about you two:you like Heeseung since you meet him, he sometimes come to your house because of your sister, they were REALLY close, your sister was PERFECT

well as the days you wanna confess to him, you just realized that he like your sister so you just decide to stay at your room and lock the door it's weird actually because every time he came you always left your room behind and hanging out with him, so you just decide to just mind your own business and you understand why he likes your sister because your sister was perfect and they were so close sooo...