In 'Phantom Caller,' players step into the shoes of a struggling private investigator who receives a mysterious phone call from an unknown device. The twist? The device doesn’t belong to anyone you know, and the caller seems to be aware of your every move. As you navigate through a series of dangerous and comedic encounters, you must decipher clues hidden in phone messages, track down baffling leads, and solve the enigma surrounding the rogue device while outsmarting a neurotic tech-savvy hacker trying to reclaim it. You'll make decisions that influence the outcome of your investigation, leading to multiple endings in this thrilling modern whodunit with a comedic touch.