In "Whose Phone is This, Anyway?", you find yourself in a whirlwind of hilariously absurd situations after mistakenly picking up a phone at a small, quirky coffee shop. The phone belongs to a notorious amateur detective who has just vanished under mysterious circumstances. As you accidentally embark on a comedic quest to solve the case, you'll interact with a cast of eccentric characters, uncover bizarre clues, and navigate through the detective's tangled web of personal relationships, all while trying not to get caught by the authorities. Your choices will determine the outcome of the story, leading to multiple endings based on how well you handle the mounting chaos.