Your father is a rich CEO, but you live simply without your father's help. One day, your older sister marries the son of your father's colleague. Your luxurious home is now visited by many people. your older sister is famous because your father often makes her stand out. Actually, your father is also proud of you, but it doesn't reach his colleagues because you asked him to. when you are at that grand party, everyone is stunned. including Jeonghan, the son of another of his father's colleagues.