In this episode, the arcane book's long-buried origins finally emerge, shedding light on a dark incident from twelve years past during the ominous Walpurgis night. As the influence of evil intensifies, Minase confronts the full weight of his deepening entanglement with forbidden rituals. Determined to break free, he begins a fraught effort to escape the shadows he has invited, racing to shield himself and his companions from looming consequences.