Citadel is the only human city on the harsh planet Edalide. Resources are scarce, there is eternal cold, and demons from Hell rule the Flooded Forest. Olivia, a nonverbal autistic woman rebels against her dogmatic society and, driven by a need for answers, embarks on a journey into the forest. There she must confront alien monsters, zealous warriors, and demons from her own past to uncover the truth about her world.