In 'Whose Hello?', players step into the shoes of an unconventional detective in a quirky city where every person has a peculiar way of greeting each other. It all starts when a famous greeting card designer disappears just before launching a groundbreaking collection filled with bizarre salutation cards. As players navigate through ridiculous dialogue trees, they engage in humorous interactions with an eccentric cast of characters, each revealing their unique 'hellos' and secrets. The game challenges players to piece together clues not only through investigation but by collecting and interpreting various greetings. Will you crack the case, or will you end up lost in a labyrinth of social greetings?