Hello, Whose Hello?

Step into a world where you unravel the absurd mystery of 'Hello'—a seemingly normal greeting that has taken on a life of its own. As the protagonist, you're invited to a bizarre psycho-psychic conference where attendees are mysteriously disappearing after saying hello to each other! Interact with quirky characters, solve outrageous puzzles, and discover the secrets behind the most common word in the English language while dodging awkward hellos and the increasingly eccentric conference hosts. Can you figure out who holds the key to the true meaning of 'hello' before you’re the next to vanish?