A powerful man approaches Maity on a balmy September evening, worried that someone is planning to murder him. Sometime later, a young woman arrives at the door pleading with Maity to stop her husband from murdering the very same man who visited barely a few hours ago. Maity is quick to act and travels to Manikpur Tea Estate to stop a potential murder. Assisting Maity is his friend Prakash Ray. Twenty years ago, four boys were wronged by a vicious man on this idyllic tea estate. Now, they have returned to avenge the crimes committed against them. His simplest case might just be the most challenging puzzle that detective Janardan Maity has ever faced.