In 'Who Said Hello?', players step into the shoes of a quirky detective named Sam Echo, who specializes in decoding the peculiar nuances of social interactions. One day, Sam receives an anonymous audio message containing a simple greeting: 'Hello.' However, unexplained chaos ensues as a series of bizarre incidents break out across the city, seemingly tied to that one word! Players will navigate through a rich, interactive world filled with colorful characters, absurd situations, and unexpected twists. To unravel the mystery, they must engage with suspects, collect clues, and make choices that will alter the city’s fate. Each character has a wild story to tell, revealing hidden agendas and laughter along the way. Can you figure out who said 'hello' before the clock runs out?