In the world of Mushishi, Mushi are the most fundamental life forms, devoid of purpose or morality. These ethereal beings take on various shapes, mimicking nature's elements like plants and diseases. Yet, defining them as mere life forms oversimplifies their enigmatic nature. Humans remain largely ignorant of Mushi due to their elusive existence. Ginko, a Mushishi, delves into the mystery of Mushi, driven by the quest to unravel their significance in the hierarchy of existence. Chasing whispers of Mushi-related phenomena, Ginko seeks answers that may hold the key to life's ultimate purpose.