Whose Hello Is It Anyway?

In a quirky, bustling city where people's identities are represented by unique, animated greetings, you assume the role of an eccentric detective. One morning, you discover that a powerful artifact known as the 'Greeting Gem' has gone missing, resulting in chaos in greeting exchanges across town. Citizens are corrupted by their lost greetings, turning mundane hellos into bizarre insults and cryptic messages. As you traverse through various neighborhoods, interrogate the residents, and solve wacky puzzles, your choices shape the outcome of this comedy of errors. Can you uncover the truth behind the artifact's disappearance and restore normality before the city erupts into a greeting anarchy?