Whose Hellos Are These, Anyway?

In a world where greetings are currency, you play as a disgraced greeting specialist who've just lost their certification. When a mysterious plague of unclaimed hello notes disrupts the community, leading to madness and confusion, it's up to you to uncover the source. Navigate through quirky neighborhoods, interact with eccentric residents, and figure out why everyone seems to have a different idea of the perfect greeting. Will you restore proper salutations, or will you be doomed to wander a hello-less wasteland forever?