Demon Spirit of the Sea.While Setsuna goes to retrieve the root, Moroha asks Jyübei about Bokusenö, by finding a demon with wisdom and mystical demonic abilities. Moroha accompanies Setsuna to find it but ends up encountering the snake-demon spirit disguised as a human nun, who desires Setsuna's waist-length hair to appease her intense fury and bitterness at never being able to restore her true form. Towa arrives in time to aid a group of demon-slayers, wearing a pair of mirrored sunglasses to protect everyone from turning into petrified statues...