Whose Hellos Are These, Anyway?

In a world where greetings hold supernatural power, you wake up in a strange town where everyone is wildly friendly but obscures a dark secret. Each character you encounter offers you a unique greeting that hints at their hidden motives. Your task is to decipher their intentions while navigating social challenges, peculiar customs, and a mysterious threat lurking in the shadows. Can you uncover the truth about the sinister force that binds their hellos together before it consumes you too?