In 'Whose Hello?', players dive into the chaotic world of greetings where each greeting holds the key to solving interpersonal mysteries. As a professional 'Hello Investigator', it's your job to decipher the social dynamics and hidden meanings behind various welcome phrases across different cultures, communities, and bizarre scenarios. Each chapter presents a new setting—be it a blockchain symposium, a surreal forest party, or an intergalactic wedding—where you must engage with quirky characters who challenge your interpretation of a simple hello. With unexpected twists and side quests that reveal deeper social dilemmas, your choices will drive the narrative and lead to multiple endings based on how well you connect with others.