Pororo and his friends at the pirate restaurant accidentally take a treasure map of the legendary treasure and head to the treasure island. While searching for friends scattered on the mysterious treasure island where the secrets of ancient civilization are kept, they meet a long-trapped pirate hero, Captain Silver, and solves the mystery of the treasure map with him.
Bernard works as a janitor at the National Agency but he dreams of becoming the 'greatest spy'. One day, unknown villains appear and threaten the earth with ice bombs. However, Bernard is the only one who can enter Polar Star, the base of the bad guys! Bernard is input with 'Super Brain Chip' and gets training to prepare him for this unexpected mission. His potential power slowly show itself. Will Bernard be able to defeat the villain leader White and save his earth friends?
