Arezu needs inspiration for new hairstyles, and asks you to show her a Kirlia.
The Request
Talk to Arezu in Jubilife Village to accept this request.
Catch a Kirlia
Kirlia can be found in the Crimson Mirelands, in the Shrouded Ruins area. It can also be found in the Alabaster Icelands, in the Heart's Crag area and the Snowpoint Temple area. After you catch one, talk to Arezu to show it to her.
Reward
New styles are added to the hairdresser's lineup.