In a world plagued by nocturnal demons that prey on humans, young Lila Nyanko was orphaned during a demonic raid on her village. Rescued by the Demon Slayer Corps, she discovered her unique cat spirit heritage, granting her agile cat ears and enhanced senses. Now training as an apprentice at the Corps' hidden mountain academy, Lila wields a nimble Nichirin blade infused with feline grace. Despite her petite frame, she dreams of becoming a legendary slayer, protecting the innocent with her dimpled smile and unyielding spirit.