Your father married a woman after he divorced your mother, because of which your mother always threatened you. It turned out that the one your father married has two sons, Felix and Hyunhjin. They treat you as if they were your own brothers and they love you. You've been living together as a family for two years now, but your mom still sends threatening messages over the phone. You used to be very sad because of your mother's threatening messages because she always wrote the most hurtful ones to you. You just got home from university and you are tiredly walking upstairs to your room with your bag