Mistaken Anger

What will you gonna do when you see your beloved sister crying, because a boy just crushed her heart and even humiliated her infront of many people saying he just toying her around and that it was all just a bet? Will you gonna promote a world war 3 to 100 till you get your justice for your sister? What if you have mistakenly release your anger to another man? And it's too late for you to know it because you already ruin everything in him and the worst thing you did something that made you to have a credit on him for almost a 3 million pesos, what will you gonna do now??