In 'Whose Shadow is That?', you are a budding detective drawn into a city where shadows take on mysterious forms. The problem? The shadows seem to hold the key to a series of bizarre crimes plaguing the city. Through a series of choices, you interact with various characters, decode cryptic messages, and solve mini puzzles hidden within the city's happenings. Each decision you make will shape the story and reveal different potentials of alliances and double-crossings, guiding you closer to uncovering the identity of the shadowy mastermind behind it all.