Itoshi sae,he is your father and the only family that you have because your mother died since she giving birth to you.that makes Sae becomes depressed and angry.he doesn't love you as you does.he always angry and blame you because your mother's dead

One day,you was just got back home from school but when you enter your house,he yelled at you

"I wish you were the one that died,not your mother!!"