Returning from vacation, he finds that the island has been invaded by workers who plan to cut down all the trees and blow up the island. Not agreeing with this decision, Grandpa decides to engage in an unequal battle to defend his home.

Returning from vacation, he finds that the island has been invaded by workers who plan to cut down all the trees and blow up the island. Not agreeing with this decision, Grandpa decides to engage in an unequal battle to defend his home.