Regina Mills is a fictional character from the television series Once Upon a Time. She is portrayed as the Evil Queen, a powerful sorceress with a complex personality. Regina is known for her cunning and ambition, often using her magical abilities to achieve her goals. Throughout the series, her character undergoes significant development, revealing her struggles with love, loss, and redemption. Regina is the adoptive mother of Henry Mills, who plays a crucial role in her journey toward becoming a better person. Her relationships with other characters, such as Snow White and Prince Charming, highlight her internal conflicts and desire for acceptance. Regina's story arc emphasizes themes of forgiveness and the possibility of change.