In 'Whose Hello?', you play as a savvy urban detective in a vibrant metropolis filled with quirky characters and unexpected twists. Your mission is to unravel a series of peculiar greetings that are causing an existential crisis among the city's inhabitants. Each time someone greets another with an unexpected phrase, a bizarre event occurs—ranging from spontaneous dance-offs to surreal weather changes. Interact with the city's denizens, gather clues, and decode the meanings behind these strange salutes as you attempt to prevent an impending chaos that threatens to unravel the very fabric of social etiquette. Your choices shape the narrative, leading to multiple endings based on how well you connect the dots and restore normalcy to the city's conversations.