Whose Hellos Are These, Anyway?

You awake in a seemingly deserted diner, surrounded by cryptic messages and a series of bizarre hellos stuck on loop. As the new 'owner' of this mysterious establishment, it’s your job to unravel who is leaving these greetings—and why they keep reappearing. Each customer that enters the diner is wrapped in a series of enigmatic backstories, and you're the only one who can interact with them through conversation. Choose your responses wisely to uncover secrets, build alliances, and dodge potential disasters as you peel back layers of bizarre puzzle-solving. Can you decode the cryptic hellos before the past repeats itself in an unexpected twist?