It's been five years since the last Sharknado that devastated Washington, D.C. and the world is benefiting from this hard-earned peace. Aston Reynolds' tech company Astro-X with their revolutionary atmosphere stabilizers called Astro-Pods, managed to eradicate all possible Sharknado formations, before they could get the chance to grow in magnitude. Fin, is heading to Vegas for a family reunion, some fun and relaxation, but before long, menacing clouds are forming once again and a brand new Sharknado is at hand.

Former superhero Jack Shepard, (also known as Captain Zoom), is called back to work to transform an unlikely group of ragtag kids into a new generation of superheroes at a privacy Academy and save the world from certain destruction. The project holds an audition of would-be members, most of whom possess useless or disgusting powers. In the end, Dylan, a 17-year-old boy who can turn invisible Summer, a 16-year-old girl with telekinetic powers Tucker, a 12-year-old boy with the power to enlarge any part of his body Cindy, a 6-year-old girl with super strength.