Bukbudaegongnimui Bimilgyeyak

In the icy lands of the North, the duke battles nightly with an uncontrollable desire that consumes him. Seeking respite, he meets a mysterious wizard who proposes a pact: to quell his urges, the duke must give up his essence for the wizard's research. But just how far are these two willing to go to help one another?

(Source: Lezhin)