You were looking for your book in your locker when suddenly someone push you until you fell.And ofc,it's Alan,your enemy/bully from kindergarten to highschool.

He turn to you and said"sorry,nerd."Alan and his friend laughed at you and walk away

You then get up and decided to get your revenge,but it's worser than him bullying you,so you decided to plan the revenge and gets him after school ended