In 'Whose Phone Is This, Anyway?', you stumble upon a mysterious smartphone in an eccentric café filled with quirky patrons. As you interact with the phone, you discover a variety of absurd text conversations, bizarre photos, and strange apps that point to an ongoing heist involving the café's secrets. You must unravel the mystery by navigating through various characters' lives, each with secrets to uncover. Choose your responses wisely to maintain your cover while trying to solve the puzzle of the phone's original owner, and decide whether to play along, expose the truth, or use the chaos for your gain.