In 'Whose Shadow Is That?', players assume the role of an aspiring detective who specializes in analyzing shadows to solve peculiar crimes in a fantastical city where every citizen has a shadow that behaves independently. As shadows link to their owners' emotions, the detective must traverse a labyrinthine world filled with eccentric characters, each hiding secrets in their shadow’s movement. Players will interact with diverse townsfolk, gather clues, and face moral dilemmas that challenge their perception of truth and justice in a society where appearances can be deceiving. The narrative unfolds through choices that can lead to unexpected alliances or betrayals, ultimately culminating in the reveal of a shadowy antagonist intent on plunging the city into chaos.