In 'Whose Shadow is That?', you step into the shoes of a curious amateur detective who discovers an eerie legend surrounding a long-abandoned mansion rumored to be haunted by shadows of its former residents. As night falls, players must navigate through the creaking hallways, making choices that will steer the investigation. Solve puzzles, uncover hidden secrets, and face unsettling shadow manifestations as you piece together the tragic backstories of the mansion's inhabitants. Your decisions will affect both the outcome of the investigation and the fate of the shadows, leading to multiple endings based on who you choose to save—or condemn.