The episode starts with Ash and co. in a town, watching a video screen in a Pokemon Center.
On the screen is a video about Shauna and when she won the Coumarine Pokemon Showcase.
Serena lets out her Pokemon.
Ash and co. go outside of the Pokemon Center, to a battlefield that is behind it.
Serena does some performance training with her Pokemon, for her next Pokemon Showcase.
Fennekin accidentally sets Pancham's tail on fire and then the two Pokemon fight with eachother.
Serena continues to do some more performance training.
Pancham accidentally falls on top of Fennekin and then they get into another fight.
Fennekin uses Flamethrower to attack Pancham, who is on Serena's left shoulder.
Pancham shields itself behind Serena and the Flamethrower hits Serena instead.
Ash and Bonnie are worried about Serena.
Serena gets angry at her Pokemon and yells at them.
Serena feels sorry that she yelled, so she walks a away to have some time to herself.
Fennekin and Pancham are sad as Serena walks away.
Team Rocket are sitting by a river bank and I think James is fishing.
I think Jessie is talking about her next showcase.
As Serena walks through the town, a girl comes up to her.
The girl introduces herself as Ellena.
She is actually Aria in disguise.
Serena and Aria do things around town together, like going shopping with eachother.
Ash and Bonnie are alone in a cabin.
Ash's Pokemon and Dedenne are having some food.
Ash and Bonnie talk about Clemont.
At the Lumiose Gym, Clemont is battling with a green haired kid.
The kid is using a Treecko and Clemont is battling the Treecko with his Luxray.
Clemont defeats the kid and then the kid rights down some notes in a notebook.
Serena and Aria are now sitting at a table and are eating some food together.
They watch as a little girl feeds her Furfrou.
Dare Da? Aromatisse.
Jessie is doing some rough training with Meowth for her next Pokemon Showcase.
The sun is now setting.
Serena reunites with Ash and Bonnie and she brings Aria with her.
Bonnie asks Aria if she will marry Clemont.
Serena and Aria decide to have a double battle with eachother.
Aria uses her Delphox and Aromatisse.
Serena battles with her Fennekin and Pancham.
Fennekin ends up become tired whilst battling.
Fennekin starts evolving.
Fennekin has now evolved into a Braixen.
They continue to battle, but then Aria gets a call and she has to leave.
Aria recalls her Pokemon into their Pokeballs and then she says goodbye to Ash and co.
The next morning, Ash and co. are in the same Pokemon Center and they get ready to leave.
As they get ready to leave, they see a video of Aria and her Delphox performing at a Pokemon Showcase.
Serena realises that Ellena was actually Aria.
She becomes pretty happy and then she and the other run off towards Lumiose City.
To be continued.