Whose Hello Is It, Anyway?

In a quirky city where every citizen communicates through greetings, you're a newly-minted socialite invited to the grand annual 'Hello Festival.' However, when a peculiar 'Anti-Greeting' group disrupts the festivities, it’s up to you to uncover their identities and motives. As you navigate through endless interactions and conversations, you must deduce who is friend and who is foe before the festival devolves into chaos. Puzzle your way through wittily crafted dialogues and choose your responses carefully to build alliances, gather hints, and ultimately solve the mystery behind the Anti-Greeting conspiracy.