Whose Hellos Are These, Anyway?

In a quirky, bustling city inhabited by eccentric characters, you stumble upon an anonymous series of cryptic messages that declare bizarre greetings to various people across town. As the self-proclaimed 'Greetings Detective', it's your mission to trace the origins of these hellos. Each message leads you to a colorful cast of suspects, including a rogue poet, a conspiracy theorist, and a time-traveling barista. Engage in whimsical dialogue, collect ridiculous items, and solve mind-bending puzzles in order to unravel the hilarity behind the town’s confusing salutations before they disrupt daily life completely. Will you restore order, or will the chaos continue to reign with each unknown greeting echoing through the streets?