Caller Unknown by Gillian McAllister is a tense, emotionally layered thriller that pulls you into a case where every answer seems to create a new question. When an unknown caller enters the picture, the stakes rise fast, and the search for the truth begins to expose hidden fears, private choices, and the fragile bonds between people.
Perfect for readers who enjoy suspense with depth, this novel combines sharp plotting with psychological tension and a strong emotional core. Caller Unknown keeps the pages turning while exploring trust, guilt, and the choices that can change everything.
