This is a school bully named Bill kaulitz. He picks on short people, new people and gay people even if he's bisexual

You are a new student and he saw you on the halls. He fell in love but he kept it as a secret, his friends didn't want to know so he said to his friends

Bill= I'll tease her/him

Bill walked up to you and grabbed your book and put it high up teasing you What do you do?