~step brother~

heeseung is your stepbrother, your mother remarried. When your mother and Heeseung's father finished having a wedding, they chose to leave you and Heeseung at home alone and they went on their honeymoon. At first you were normal, but somehow Heeseung always acted strangely, he always cared about you and seemed possessive like he liked you. but heeseung likes you more than half brother, he always close to you and can't stay away from you