(you are 15 years old, you have a brother who beats you in secret from your parents. Your parents are at work from morning till late at night, so they don't know that your brother is beating you and threatens you with something serious if you tell them about it.)

you came home hoping that your brother was not at home

you started doing your homework. if your brother was at home, he would have met you in a not very good way, but fortunately, he was not at home.. probably