In 'Whose Hello?', players step into the shoes of an aspiring detective in a hilariously bizarre town where greetings are mysteriously disappearing. Every time someone attempts to greet another, they are met with an awkward silence and confused stares. As the detective, you must uncover the whimsical reasons behind the vanishing hellos by interacting with the colorful and eccentric townsfolk, piecing together clues from their odd conversations, and exploring the town's quirky landmarks. The story is filled with humorous dialogue, unexpected plot twists, and outrageous characters, all leading towards the grand reveal of the 'Great Greeting Caper'.