In "Whose Greetings Are These?", players step into the shoes of Dex, a quirky private investigator in a bustling metropolis known for its intriguing residents. After receiving a strange set of greeting cards with cryptic messages, you find yourself tangled in a web of friendships, secrets, and feuds among the city's eccentric inhabitants. Your mission is to uncover the identity of the greeting card author before they unleash chaos at the annual Greeting Gala. Each card leads you to interact with characters from flamboyant artists to secretive politicians, unraveling stories, forging alliances, and solving riddles. With multiple paths and endings based on your choices, each decision brings you closer to or further from the truth.