In a world where people mysteriously lose their ability to say 'hello', you play as Leo, a quirky investigator armed with nothing but a knack for puns and an insatiable curiosity. Navigate through bizarre neighborhoods where each resident has their own strange way of communicating and uncover the truth behind the 'Great Hello Vanishing'. Engage in a series of humorous dialogues, solve quirky puzzles, and gather clues about the missing 'hellos', while befriending eccentric characters and piecing together the absurd mystery of how greetings became a currency of chaos. The fate of the conversational world may rest in your hands, and it's up to you to bring 'hello' back to the streets!