Ttangui Girok

Ban Ga-I makes a living by exorcising monsters on the side. One day, a thread goblin suddenly appears and makes a request. *“I’m looking for someone to find my younger brother, the Forest Keeper.”* He accepts the request on the condition that his wish be granted, but the events that unfold during the search for the Forest Keeper begin to strangely overlap with Ban Ga-I’s childhood. Meanwhile, with the Forest Keeper’s absence, the gates to the underworld grow lax, and evil spirits begin to multiply on Earth, taking advantage of the opening… (Source: Naver, translated)