The Stupid Devil’s S*ave’s Travelogue, also known as 우둔한 악마의 노예 기행기, is a captivating web novel in the fantasy genre. The story follows a protagonist who, after striking a deal with the devil and being reborn in a new realm, gains the ability to understand all languages through automatic translation. With elements of the supernatural and a harem theme, the novel delves into the protagonist's encounters with demons, gods, and powerful magic. Filled with twists involving contracts, divine protection, and special abilities, this tale explores complex relationships between humans and non-humans, set against the backdrop of a fantastical world.