Ash & Co. are on their way to Eterna City when they encounter Nurse Joy and her children. Ash & Co. decide to stay for a bit, but they learn that the youngest kid has some secret friends in the cave; Drifloon. However, Team Rocket have their eyes on these Drifloon...but something big is around following the North Winds...

On their way through Eterna Forest, Ash & Co. meet up with a trainer called Cheryl. She is looking for Sweet Honey so she can get some really rare Pokémon. Having found some Burmy, she learned that it has many different evolved forms. Having obtained three of them, Cheryl is trying to evolve her final Burmy to see what it will become. Team Rocket however have their eyes set on this Worm Family. Will they be stopped?