In 'Whose Diary Is It Anyway?', you play as a witty journalist named Riley who stumbles upon a mysterious diary at a quirky thrift store. The diary belongs to someone with an extraordinary life full of adventures, secrets, and unexpected twists. As you read through its pages, you find yourself sucked into each vivid memory, making choices that affect the story and uncovering the owner's identity along the way. Navigate through a series of quirky characters, explore outrageous settings, and piece together the truth behind the diary's owner while confronting your own past. The game mixes humor, mystery, and interactive storytelling, offering multiple endings based on your decisions.