An Abnormal World Visible Only to Me

What would the world look like if one day everyone in the world became good people? No more bullying in school, no more quarrels in the city, no more injustice in society, and... No more war in the world. A world where people help each other regardless of each other and work together for a better future was born. But if people all over the world are left with only the good side, then where will the "bad" side of the world appear?