In 'Whose Heart Is It, Anyway?', you play as a quirky detective in a bizarre world where emotions are tangible commodities. One day, a mysterious thief steals everyone's hearts, causing a chaotic blend of misplaced feelings and erratic behavior. Your mission is to roam through surreal landscapes, navigate through bizarre conversations, and solve riddles inspired by various emotions to retrieve each person's heart. As you interact with wacky characters, you must cleverly piece together the web of relationships and mischief to confront the thief. Each choice affects the narrative arc and how emotions manifest in the world, leading to unexpected twists and side-splitting scenarios.