Pokemon the Series Season 20 Episode 33 Big Sky, Small Fry!

On the episode of Pokemon the Series season 20 named "Big Sky, Small Fry!", Ash and his friends encounter a young girl named Mallow, who runs a restaurant in a small town. Mallow seems worried about something and Ash does his best to help her out. Meanwhile, Team Rocket is up to their usual antics and they're planning to steal one of Mallow's beloved Pokemon, Bounsweet.

While they're exploring the town, Ash and his friends learn about a legendary Pokemon called Tapu Fini, who supposedly lives in a nearby lake. They decide to go check it out and see if they can catch a glimpse of the legendary creature. Along the way, they run into an older man named Hobbes, who seems to know a lot about Tapu Fini and the mythology surrounding it.

As they trek through the forest, Ash and his friends encounter all sorts of strange Pokemon, including a giant bird and a penguin-like creature who takes a liking to Lillie. They eventually make it to the lake and find out that it's guarded by a group of fierce Araquanids, who attack anyone who tries to get too close. Ash and his friends come up with a plan to distract the Araquanids and sneak past them, but they soon realize that they're not the only ones after Tapu Fini.

Team Rocket has also made it to the lake and they're using a submarine to try and capture Tapu Fini. Ash and his friends team up with Mallow and Hobbes to stop Team Rocket and protect the legendary Pokemon. In a thrilling battle, Ash and Pikachu face off against Jessie and Mimikyu, while Mallow uses her cooking skills to distract James and Meowth.

In the end, Ash and his friends are able to save Tapu Fini and return it to the lake. Mallow is grateful for their help and invites them to come eat at her restaurant. As they enjoy a meal together, Hobbes tells them more about the legends and lore of the Alola region. The episode ends with Ash and his friends setting off on their next big adventure, eager to discover all the secrets that the region has to offer.