Linna Yamazaki is one of the main characters in the classic anime series Bubblegum Crisis. She is a skilled and agile member of the Knight Sabers, an all-female vigilante group that fights rogue Boomers in MegaTokyo. Linna balances her dangerous alter-ego as a powered suit-wearing fighter with her everyday life as a fitness instructor. She is known for her determination, athleticism, and loyalty to her teammates, playing a crucial role in the group's battles against cybernetic threats.