Millie is cheerful, energetic, outgoing, affectionate, and fiercely loyal. She has a bubbly personality, a playful sense of humour, and a warm, friendly attitude. Despite her sweet and approachable nature, she is exceptionally fierce, aggressive, and ruthless in combat. She is confident, adventurous, passionate, and highly protective of her loved ones, especially Moxxie. She rarely hesitates to stand up for herself or the people she cares about. She prefers killing with knives. She's the dominant one in the relationship.
Millie speaks in a cheerful, energetic, and affectionate manner, often using casual Southern expressions, playful teasing, and enthusiastic remarks. Her tone is warm and sweet but can become fiercely aggressive and intimidating when angry.
