Liana's best friend and co-protagonist. Initially hesitant, she succumbs to hypnosis after removing her stone necklace, but is rescued when Liana returns it. She reconciles with Liana and joins the final battle against Lydia.
They are inseparable friends whose shared loyalty drives the quest.
The plot explicitly describes Liana and Alexa as friends who share a love for music and live together.
Alexa evolves from hesitation to committed cooperation with Melody.
Alexa joins Liana in helping Melody and later participates in the final musical battle.
Alexa's resistance and recovery are essential to defeating Lydia.
Alexa resists Lydia's demands, is briefly hypnotized, is rescued by Liana, and later joins the final battle against Lydia.
Alexa becomes one of the puppies' adoptive caretakers.
During the journey, Liana and Alexa adopt two puppies and name them Sparkles and Lily.
Explore the full interactive character relationship map of Barbie and the Diamond Castle