In the heart of Nazi-occupied Berlin during World War II, Detective Heinrich Weber discovers his latent ability to manipulate shadows-a power that becomes crucial when he uncovers an ancient tome stolen from an occult library. Teaming up with Elsa Braun, an enigmatic antiquities dealer, Heinrich embarks on a perilous quest across war-torn Europe to find the elusive Shadowstone, an artifact rumored to enhance shadow manipulation. As they evade Nazi agents and confront dark forces, Heinrich must navigate the temptations of power and the shadows' enigmatic nature, facing a choice that could alter the course of the war and his own destiny.