In 'Hello? Who’s Calling?', players assume the role of a seasoned private investigator, Sam Donovan, who has a particular knack for solving bizarre cases over the phone. One night, Sam receives a mysterious, garbled call that hints at a plot involving a series of disappearances — but what's the connection? Players will navigate a web of quirky characters, dissect cryptic phone conversations, and unravel sinister secrets, all while racing against time to piece together the truth. With branching dialogue choices and unpredictable outcomes based on your investigative methods, this immersive text-based adventure will challenge your wit and intuition to uncover who’s on the line and what they truly want.