In 'Whose Shadow Is That?', players assume the role of a reluctant detective navigating a labyrinthine cityscape during a peculiar lunar eclipse. As shadows come to life and start revealing secrets, players must interact with various quirky characters, piece together fragmented stories, and uncover the dark truths behind an ancient curse that binds the city’s populace. Every choice affects the unfolding narrative, uncovering hidden paths, secret alliances, and unexpected betrayals, while the player races against time to decipher the enigma of the shadows before they consume the city.