A new girl named May is on her way to getting her very first Pokemon! Meanwhile, Pikachu is feeling under the weather and well may bring harm due to his voltage not being released!

Ash's journey through Hoenn with May as they encounter Team Magma.

Arriving in Petalburg City, Ash meets up with May's family including her father who is the gym leader.

A group of Tailllow cause trouble when they are saved for the moment by Brock.

The group encounter Nicholai who dresses up as Pokémon who challenges May to a battle.

A poacher has a load of Ekans and Koffing and Team Rocket works to free them.

Deep in the woods, Ash spies a Treecko. He's wanted to catch a Treecko since he first saw one at Professor Birch's laboratory. He follows the Treecko to an enormous tree that seems to be dying. There, Ash's Treecko has an argument with all of the other Treecko. It seems that Ash's Treecko is very attached to the tree and wants to stay with it, while the rest of the clan wants to move on to a new tree. Ash watches as the lone Treecko struggles to save the tree. He and Pikachu feel badly for the Treecko and try to help. In the end, however, the tree dies and falls. Now that its home is gone, Treecko is ready to make a new home with Ash. He and Pikachu battle, and Ash catches his Treecko!

A Seviper causes trouble with Treecko and Jessie after defeating Treecko and biting off Jessie's hair.

A group of Shroomish are causing trouble in a city as the group tries to help.

The group come across a man with a Pelipper who can use moves Pelipper can't normally learn.

The group come across a Poochyena that is having trouble using the move Bite.

Swimming in a lake, the group encounter a large group of Lotad that help the nearby flower shop.

The group learn that a Pokémon contest is taking place nearby gaining May's interest as they go and watch.

As the gang continues to make their way towards Rustboro City, May spots a Wurmple that she's dying to catch - but she's not the only one with her eye on the cute little bug Pokémon. Jessie wants it, too. May ventures off on her own to catch her Wurmple, but Team Rocket follows and gives her trouble. Luckily, she gets some help from a trainer named Franklin. Meanwhile, Ash and Pikachu are practicing Pikachu's Iron Tail attack. A trainer named Franklin sees them practicing and challenges them to a battle. Franklin teaches Ash about double battles, which are common in the Hoenn region. With help from her new friend Franklin, May catches the Wurmple she wanted. When she and Franklin go to meet up with the gang, everyone is really surprised. The Franklins are actually identical twins - Forrest and Forrester Franklin! All is not lost for Team Rocket, however. Jessie manages to snag a Wurmple of her own before Team Rocket blasts off at the end of the episode.

Gym leader Roxanne teaches at a nearby school as Max decides to enroll and learn a few things.

Ash challenges Roxanne to a gym battle using Pikachu and Treecko against her Rock types.

Max's PokéNav breaks requiring some repairs to be done at the Devon Corporation.

Hoping to get to Dewford Island for his next gym match, they head in search of a boat and meet Briney

Swimming in the ocean, a group of Sharpedo attack causing the group trouble.

Arriving on Dewford Island, Ash challenges Brawley to a gym battle using Treecko and Taillow.

Both Misty and Jessie have Wurmple which causes confusion when the two get confused.

In Granite Cave, the group become seperated from each other as a bunch of Aron cause trouble.

On a beach, a mysterious Pokémon is causing trouble as Ash tries to catch it.

Ash's new Corphish isn't feeling well as Ash must get it to a Pokémon Centre.

The group come across a pond where Mudkip eggs are hatched for new trainers.

Thanks to Loudred, the gang become seperated as a group of Nuzleaf cause trouble.

A secret base causes trouble as Team Rocket, Magma and Aqua fight for it.

Jessie and May can't wait to get a Beautifly but Jessie is unaware she has a Cascoon, not a Silcoon.

In an old shaft, Team Rocket find a Sableye and decide to use it to catch the gang's Pokémon.

Preparing for Ash's rematch against Brawley, the gang encounter his assistant Shauna who wants a battle with Ash.

Ash has his rematch against Brawley and decides to use his Treecko and his Corphish against Brawley's fighting types.

Heading for Slateport City, the gang encounter the Abandoned Ship and decide to explore where something strange is taking place.

Training for her contest debut, May encounters Drew and his Roselia, who proves to be a tough rival.

Max and Ash are looking after a group of starter Pokémon but have trouble when Torchic evolves into Combusken.

May enters her contest debut in Slateport City but faces competition from experienced coordinators.

Ash and Max receive a tour of the Sea Museum in Slateport City only for Team Magma to be there stealing something.

The gang arrive in a Pokémon Center only to discover that the Nurse Joy there has been taken by a Shiftry.

The gang come across a lighthouse powered by electric type Pokémon when Team Rocket strikes.

The gang come across a Trick House where a competition is taking place only to discover Jigglypuff is in the building.

Ash challenges Wattson to a gym battle but Pikachu manages to defeat them by himself causing Wattson to become depressed.