In 'Whose Phone Is This, Anyway?', you play as a quirky amateur detective named Casey who stumbles upon a mysterious, abandoned phone in a bustling coffee shop. As you begin to investigate its owner, you realize the phone is a Pandora's box filled with intriguing puzzles, bizarre contacts, and explosive secrets. Navigate through a series of text-based interactions, make choices that shape your investigation, and uncover hilarious and dramatic stories from various phone contacts. Will you successfully return the phone to its rightful owner or become entwined in their chaotic life?