In 'Hello, Who's There?', you play as a sardonic private investigator named Charlie Quirk, known for solving the most bizarre cases around town. One fateful evening, you receive a series of increasingly absurd hellos delivered through mysterious notes left at your doorstep. As you follow a trail of eccentric characters–from a conspiracy theorist cat lady to a jazz musician who believes he's an undercover agent–you must decipher who's really behind the puzzling greetings. Each character offers clues in the form of quirky dialogues and mini-games that reveal their secrets. The story twists and turns, leading to a hilarious conclusion that reveals the truth behind the strange hellos and the unsuspecting connections between them.