The knight, Fine, and the girl in the red hood, Iris, are on a journey to crack down on drugs. They stormed a suspicious night party to save a girl named Misery, who lost her younger sister, from the clutches of drugs. However, the two end up suffering an unexpected deep wound there. In a life-or-death crisis, Fine witnesses her beloved partner Iris, whom she vowed to protect at all costs, being impaled right before her eyes──