Unearthly beings deliver bloody condemnations, sending individuals to hell and giving rise to a religious group founded on the idea of divine justice.

A Crown Prince Jung Hyeon is close to the noble scholar Sung Yeol. Unfortunately, their relationship had been cursed by the evil of Gwi, a vampire that quenches his thirst for lust through the consumption of royal ladies' blood. Centuries later, Sung Yeol bumps into a traitor that dresses up as a man and turns her into his very own bookseller. This time, he's out to find the unfinished business of his closest ally against the wrath of Gwi. He is joined by Ho Jin, Soo Hyang, and Yang Sun in his fight. They face heartbreaks, betrayals, and a lot of bloodsheds.