In 'Hello, Who?', players assume the role of Alex, an overworked private investigator in a quirky city where everyone has an alter ego. One day, Alex receives a mysterious note signed with only 'Hello, Who?' that leads them on a treasure hunt across the city. Each clue reveals strange and hilarious secrets about the city's bizarre inhabitants—people with odd jobs and even odder personalities. As Alex uncovers the truth, they must juggle ridiculous encounters, comical misunderstandings, and their own questionable past. Can you solve the riddle and reveal the identity behind the note before time—and sanity—runs out?