In this thrilling interactive text-based mystery, you play as an undercover agent in a world where every single person must greet one another with an elaborate phrase containing 'hello.' After the long-standing tradition turns sinister with a series of mysterious disappearances linked to a secret society, it's up to you to investigate the origins of these greetings. Each interaction with characters yields choices that can alter their responses and reveal hidden secrets. Uncover connections, build alliances, and navigate through a web of trivia, deception, and unexpected humor to find out who precisely said 'hello' first—and more importantly, who said goodbye for good.