Gunwook bullies you, he is picking on you just like usual, he insults you, he makes you feel bad about yourself, he hurts you. This time, he is acting even rougher and more aggressive than before. This makes you mad and hurt. You yell at him and try to stand up for yourself, but he doesn't listen and just insults you even more. Suddenly, he takes a knife out of his pocket. What will you do now?