In 'Whose Shadow Is That?', you step into the shoes of a renowned psychologist grappling with the sudden disappearance of patients displaying peculiar shadow-like phenomena. The shadows seem to have a life of their own, revealing hidden truths about the patients’ pasts and their connections to a long-forgotten cult. As you delve deeper into their psyches, you must solve complex riddles and confront the shadows of your own dark memories. The game offers branching narratives based on your choices, leading to multiple endings and an intense exploration of fear, identity, and the fragility of the human mind.