In 'Hello, Who's It Is?', you assume the role of a cryptic detective who specializes in investigating strange noises and mysterious voices echoing through an abandoned city. With the city shrouded in fog and haunted by the forgotten past, you navigate through eerie streets and abandoned buildings, interacting with bizarre characters who each have their own secrets to share. As you explore, you'll solve puzzles, uncover hidden stories, and ultimately reveal the truth behind the sinister whispers that have ensnared the last remaining residents. Trust your instincts, make choices that affect the outcome, and prepare for an unexpected twist that will leave you questioning reality.