When a trip to the mall turns into an attack by a couple of Phineas Vex's goons, it becomes clear that Joshua and his friends are no longer safe in Sheepsdale. To ensure their safety, Joshua and his friends must enroll in Alabaster Academy, a school for superpowered kids. But when Alabaster comes under attack, Joshua and his friends are forced to escape once again. Their only hope for survival is to find a mysterious key that will enable complete world domination for whoever possesses it. But what if Phineas Vex finds the key first?