The narrative begins with Chandar Lal, a man who enters into a dark, supernatural contract with a Yakshini to gain immense wealth, sacrificing his social connections and family life in the process. This pact leads to a cycle of misery and isolation that eventually consumes his descendants. Years later, the haunting legacy manifests in the life of Rahil, who inherits the family haveli in Kolkata. Rahil finds himself surrounded by inexplicable deaths, including those of his uncle and aunt, and is terrorized by a spectral old woman who appears to be a manifestation of a long-standing curse. As the supernatural activity intensifies, with blood appearing on the walls and the presence of a malevolent entity becoming undeniable, Rahil seeks help from various sources. His journey takes him from the confines of his ancestral home to the village headman, and eventually to a religious scholar named Qari Rashid. The investigation into the family's history reveals a dark secret involving his great-grandfather, who had imprisoned a Muslim family during the wars of the past. This historical injustice serves as the root of the haunting that has plagued the lineage. Seeking a permanent solution, Rahil travels to Karachi to meet Peer Habib-ul-Islam, a spiritual guide. Under the Peer's direction, the haveli is excavated, leading to the discovery of human remains buried beneath the veranda. This act of uncovering the truth and seeking spiritual intervention marks a turning point in Rahil's life. The story culminates in a profound transformation for the protagonist, as he witnesses the power of faith and ultimately chooses to embrace Islam, finding a path to break the cycle of terror that had haunted his family for generations. The novel effectively blends elements of horror, mystery, and spiritual redemption, tracing the impact of past actions across borders.