Alexa (older sister)
XY Arc (chapter 1)
She and her older sister Alexa go to Vaniville Town to interview the Sky Trainer and previous Rhyhorn rider Y. During their visit, the town is destroyed by a battle between Xerneas and Yveltal. Viola tries to capture it all on camera.
Viola is very kind and courageous. She lets X, Y, Tierno, and Trevor stay at her gym and risks her life to protect Y.
Vivillon battled and lost to X's Kangaskhan.
Viola and her sister get along very well.