Barbara is the daughter of Frederica Gunnhildr and Seamus Pegg, and the younger sister of Jean. She is the deaconess of the Church of Favonius and a self-proclaimed "idol" after learning about them from the intrepid adventurer Alice. Barbara is a charismatic individual who does her best to spread joy all around. The mere sight of her alone can boost people's spirits. She has been bright and optimistic from a young age, albeit being a bit clumsy at times. Regardless, she's able to quickly recover and jump back into it. Barbara is a hard-worker, but can be hard on herself at times. However successful she may seem to others, she shares her own mixed feelings on her achievements. Barbara will become somewhat disillusioned and doubtful when pondering about how long a smile lasts on someone's face after listening to her song. Barbara has a bit of an inferiority complex when it comes to her older sister, wanting to surpass her in at least one thing, be it popularity or grades. Even now, she continues to repress these feelings. Regardless, she unconditionally loves her just as much. Her craving for recognition switched over into the mere desire to help people. Barbara continues to strive for excellence, believing she'll be of help to her sister.