Want to craft an unforgettable underworld for your story? Whether it’s an ancient labyrinth, a criminal hideout, or a forgotten city buried beneath the surface, a great underworld is more than just a dark setting—it’s a transformative experience for your characters. In this post, we’ll explore how to design an immersive, dangerous, and thematically rich underworld that shapes both your world and your protagonist. Using The Remnant as a case study, we’ll break down the layers of world-building, the role of danger, and the metaphorical weight of descending into the dark. Ready to build an underworld your readers won’t forget? Let’s dive in.