When flesh-eating piranhas are accidently released into a summer resort's rivers, the guests become their next meal.
Young sweethearts Billy and Kate move to the Big Apple, land jobs in a high-tech office park and soon reunite with the friendly and lovable Gizmo. But a series of accidents creates a whole new generation of Gremlins. The situation worsens when the devilish green creatures invade a top-secret laboratory and develop genetically altered powers, making them even harder to destroy!
A group of orphans and their guardian get together to try to save their orphanage.