D.Va, whose real name is Hana Song, is a South Korean former professional gamer and mech pilot in Overwatch. She serves as a highly skilled defense specialist who uses her agile mech to protect allies, absorb damage, and take the fight to enemies at close range. In the Overwatch universe, she is a national hero and media celebrity, known for her confidence, competitiveness, and quick reflexes. Her role in the series is both as a frontline protector and a symbol of youth-driven heroism.