Whose Hello Is It, Anyway?

In a world where the universe manifests greetings and salutations as physical beings, you play as a charismatic yet disoriented detective named Sam Salutation. After receiving a cryptic note claiming 'they know your hellos', you find yourself embroiled in a quirky mystery. Every time you greet someone, the response becomes vital in unraveling a web of absurdity. Your task is to navigate through a city filled with eccentric characters, each representing various greetings, like 'Howdy', 'Yo', or 'Bonjour'. As you collect clues and unlock new greetings, you must solve the mystery before the greetings of the city turn hostile.