Elsha Lean is a prominent character from the anime series 'Back Arrow.' As a member of the Rekka army, Elsha is characterized by her strong will and determination. She is a skilled pilot of the Bind Warper, a mecha used for combat. Elsha is compassionate and fiercely protective of her friends, often putting herself in danger to help them. Throughout the series, she develops a close bond with the protagonist, Back Arrow, and plays a crucial role in the unfolding events, always striving for peace and understanding between warring factions.