In episodes 39-40 Violetta has to make a decision between attending the show that the Studio is putting on or her fathers wedding.She ends up going to the show where she plays the lead role.But she knows that her father wouldn't accept it and, out of fear, she hides everything from him, complicating their lives even more, until the final episode of season 1, when he heard Violetta singing and he accepted her passion for music.Violetta Castillo is portrayed by Martina Stoessel. She is usually always honest, but not when it comes to her father she has to hide some things Violetta loves to sing, but she knows her father wouldn't want her to be a singer, so she hides this from him.
She lived in Madrid for most of her childhood, but she hasn't seen the city at all because she wasn't allowed to go out.She can't decide who she loves the most: Tomas, her first love, or Leon, her first kiss.She can get very confused sometimes and has trouble understanding her own feelings.Soon, she finds herself in a love triangle and has trouble deciding who she truly loves.
Violetta realizes that music means everything to her and that singing is what she wants to do for the rest of her life.
Leon and her are assigned together, but she ends up singing with Tomas due to Leon getting sick and Francesca bowing out.