In a world where people collect pocket-size monsters (Pokémon) to do battle, a boy comes across an intelligent monster who seeks to be a detective.
Meowth is in charge of the Team Rocket secret base, a mysterious place full of odd gadgets and gizmos. Desperate to impress the boss, Meowth wants to use the Dancing PokéBaton—a device that lets users control Pokémon as they please—to create a show that’s sure to wow. Meanwhile, Pikachu and its friends finish up playing in the forest and stumble on the base. The gang hears Whismur, the Whisper Pokémon, crying for help—but when they try to make their rescue, the Dancing PokéBaton goes off and sends the whole group into a dancing frenzy! When a noise-loving Loudred and Ludicolo get caught up in the dancing, the madness gets even wilder! What’s going to happen to Meowth’s precious secret base?
Riding home atop a train, the Pichu Brothers suddenly find themselves knocked off and flying through the air! They hit a Wynaut on their way down, bringing all three of them to the forest where Pikachu, Totodile, and some more friends are playing in a waterfall and building a campfire. When it starts to rain, the group takes shelter in a water mill—but the water mill starts moving! The next morning, the whole group decides to work together to make sure the Pichu Brothers make their train. Will the two be able to make it home safe?
At a giant beachside mansion, Pikachu and some of its buddies decide to play a game of hide-and-seek. Pikachu is “it,” and it goes off in search of its friends. Meanwhile, Larvitar, sick of being all by itself, kicks a rock in anger. The rock hurtles through the air—and hits a lawnmower, turning it on and sending it tearing off after Pikachu and its friends! The group draws the lawnmower into a maze and even gets it into the water, but the lawnmower just keeps on chasing. The Pokémon build a road out of logs, hoping to get the lawnmower into a shack, but Psyduck trips and ruins the whole setup. How will the friends ever escape the lawnmower? This fantasy will have you on the edge of your seat!
It's double trouble in the big city! Pikachu is lost, and the Pichu Bros. must help their new pal get back before Ash notices his Pokémon is missing. It's a race against the clock that has the duo dragging Pikachu into one disaster after another!
One day, Pikachu and its friends are walking along when they suddenly fall through a Diglett hole and into Pokémon Valley, a secret location that no one knows about. Pikachu and its buddies tell the Pokémon that they could use some help looking for Togepi, who fell through the hole first. The group sets off and eventually finds Togepi in the Exeggcute nest—but one of the Exeggcute is missing. That leads the group on another hunt; this time, though, Pikachu and its friends come back to the nest empty-handed. That’s when a storm begins to brew, filling Pokémon valley with roaring thunder and gusts of wind that almost blow the friends—and the Exeggcute nest—away! Are the friends going to be able to keep the nest safe and reunite the Exeggcute?
Pikachu and the gang learn responsibility, teamwork as well as cooperation during their Summer vacation at Pokemon Island.