When Alabaster Academy, a school for students with superpowers, comes under attack, Joshua and his friends must stop evil Phineas Vex from finding a mysterious key that will enable complete world domination for whoever possesses it.

Joshua Dread accepts an invitation to Gyfted & Talented, a summer program for children with superpowers, but he and his friends have been chosen to form the greatest superhero team of all time, and their newfound fame could mean big trouble with Joshua's supervillain parents.