Whose Hellos Are These, Anyway?

Dive into a world where greetings hold the key to secrets. As a quirky linguistic detective in a vibrant city, you stumble upon a bizarre case: people are mysteriously forgetting how to greet each other, resulting in chaos and mistrust. With your keen observation skills and a knack for wordplay, you must navigate through a series of hilarious yet dramatic encounters to uncover the source of this greeting amnesia. Each interaction you have will lead you to different clues, revealing strange relationships, hidden grudges, and even a secret society that hoards the world's 'hellos.' The fate of social interactions lies in your hands—can you unravel the mystery before everyone forgets how to say 'hi' forever?