In 'Whose Heart Is It, Anyway?', you play as Cassie, a tenacious young detective in a whimsical world where every inhabitant sports a literal heart that represents their emotional state. Each heart can be borrowed, stolen, or even traded—leading to a bizarre marketplace of emotions. You are called to investigate a string of bizarre thefts where people's hearts are being swapped with others, causing feelings of despair, joy, rage, and hilarity to flow through the community like water. Use your investigative skills to dive deep into intertwining relationships, decipher emotional signals, and unravel who benefits from this peculiar game of emotional currency. Every choice you make alters the state of the hearts, leading to multiple endings based on the emotional tapestry you weave.