Seele Vollerei is a significant character in the game 'Honkai: Star Rail.' She is known for her enigmatic presence and duality, as she embodies both strength and vulnerability. Seele wields the power of the Quantum element and uses a scythe in battle, which makes her a formidable combatant. In the series, she plays a crucial role as a protector of her friends and a seeker of truth. Her journey is one of self-discovery and acceptance as she uncovers the mysteries of her past while facing the challenges of the Honkai universe.