In 'Whose Shadow Is That?', players step into the shoes of Felix Dervish, a once renowned detective turned recluse, who discovers a peculiar phenomenon wherein strangers find themselves followed by shadows that don't belong to them. As mysterious events unfold, Felix is pulled into the heart of dark secrets that threaten to engulf the entire city. Players must navigate intricate dialogue trees, collect clues, and piece together a web of conspiracies involving shadowy figures and their own psyche. Each decision alters the trajectory of the unfolding story, revealing hidden truths and untangling the webs of betrayal and madness that others would prefer to keep in the dark.