In 'Nightcall: Whose There?', players step into the shoes of a disgraced detective who has been banished to a small, fog-covered town after a botched case. While investigating a series of mysterious night phone calls that have sent the townsfolk spiraling into paranoia, players will engage with a cast of unique characters each hiding dark secrets. Utilizing deductive reasoning, players will make choices that impact the story and uncover the truth behind the calls—while also facing their own haunting past. Each action reveals more about the town's history and the detective's psyche, leading to multiple thrilling endings based on the choices players make.