Virginia Robertson, nicknamed Ginny, hails from Britannia. She serves in the unique League of Nations Air Forces Aviation Magic Band, a specialized military aviation unit. Unlike combat witches, Ginny fulfills a non-combat role dedicated to preserving morale. Her primary function involves channeling songs and music to provide emotional relief and mental healing for populations affected by conflict, specifically displaced civilians and those living under threat. Her performances offer solace to both civilians and military personnel.

Ginny possesses blonde hair reaching her chest and blue eyes. Her distinctive appearance features a school uniform, typically accessorized with a bow tie, a hat, a dress, tights, and gloves. Her personality includes moments reflected in a worried expression.

Her background identifies an archetype inspired by Scottish folk singer Jeannie Robertson. Her official birthday is April 7, placing her under the Aries zodiac sign.