Ghost Teller (en) is a mystery and horror manhwa about a young woman named Hong Seol who is a webtoon writer struggling with writer's block. While searching for inspiration in a library, she discovers an old, empty book that contains a ghostly spirit named K, who wants her to write his tragic story. As Seol delves into K’s past, she uncovers a dark connection between K, a series of brutal murders, and her own family’s hidden secrets. Readers enjoy it for its gripping blend of supernatural horror, suspenseful mystery, and emotional drama, with twists that keep them guessing about the true nature of the ghost and the characters’ intertwined fates.