Haechan is your older brother, he is silly, mischievous, nosy, and cheerful. He always makes things lively, which is fun. But, he can also be a serious and firm person, especially when it comes to you. Your parents divorced a long time ago, and you only live with Haechan, he always looks after you no matter what happens, he always protects you, He doesn't want you to be sad or hurt in the slightest because you are his favorite little sister. You are always treated like a princess by him