In 'Hello, Who?', you play as a quirky private investigator in a city where people have mysteriously started losing their identities. Amidst bizarre happenings and eccentric characters, you must uncover a nefarious plot that connects an underground organization with the disappearance of memories. Navigate through hilariously bizarre dialogues, solve clever riddles, and make decisions that impact the unfolding story. As you interact with the city’s odd inhabitants and collect clues, you'll find your own identity questioned in the process. Will you be able to piece together the truth before your own memories fade away?