Amateur detective duo Keshav Rajpurohit and Saurabh Maheshwari return to face an incredibly personal, high-stakes mystery that hits too close to home. Saurabh is happily engaged to Prerna Malhotra, an entrepreneurial young woman, and their entire family is eagerly preparing for a massive, traditional arranged marriage celebration. However, the joyful atmosphere turns into an absolute nightmare when Prerna is brutally murdered on the night of the Karva Chauth festival, right on the terrace of her family home. Driven by grief and a burning desire for justice, Keshav and Saurabh launch a meticulous investigation, chipping away at the deceptive alibis of family members and corporate rivals to uncover a dark web of jealousy and dark secrets.