Set across different timelines and states, Kaun Con Hai follows the lives of a middle-class father, a desperate grandmother, and a troubled group of individuals whose paths intertwine in unexpected ways. Told through multiple perspectives, the story unfolds as a gripping mystery filled with deception, confusion, and hidden motives. As secrets unravel, one question lingers throughout — who is truly behind the con? Are they the masterminds running the scam, or merely victims trapped in a larger game?